[Snyk] Upgrade @umbraco-cms/backoffice from 15.3.1 to 15.4.0

[jcdc-bot]

Snyk has created this PR to upgrade @umbraco-cms/backoffice from 15.3.1 to 15.4.0.

ℹ️ Keep your dependencies up-to-date. This makes it easier to fix existing vulnerabilities and to more quickly identify and fix newly disclosed vulnerabilities when they affect your project.

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• The recommended version is 3 versions ahead of your current version.

• The recommended version was released 24 days ago.

Release notes

Package name: @umbraco-cms/backoffice

• 15.4.0 - 2025-05-01
  

  What's Changed Since 15.4.0-rc2

  📦 Dependencies

  • Updates Examine to latest patch release by @ AndyButland in #19193

  🐛 Bug Fixes

  • Webhook log authorization and file system path checks by @ AndyButland in #19177
  • fix: The server path is not appended to stylesheets before load in Backoffice by @ iOvergaard in #19192

  Full Changelog: release-15.4.0-rc2...release-15.4.0

  What's Changed Since The Previous Release (15.3.1)

  📦 Dependencies

  • build(deps-dev): bump storybook from 8.5.7 to 8.6.7 by @ iOvergaard in #18727
  • Bump esbuild and vite in /src/Umbraco.Web.UI.Login by @ dependabot in #18690
  • Bump esbuild and vite in /src/Umbraco.Web.UI.Client by @ dependabot in #18739
  • Bump vite from 6.2.2 to 6.2.3 in /src/Umbraco.Web.UI.Login by @ dependabot in #18807
  • Bump vite from 6.2.2 to 6.2.3 in /src/Umbraco.Web.UI.Client by @ dependabot in #18857
  • V15: bump @ umbraco-ui/uui from 1.12.2 to 1.13.0 by @ NguyenThuyLan in #18836
  • Bump vite from 6.2.3 to 6.2.4 in /src/Umbraco.Web.UI.Login by @ dependabot in #18891
  • Bump vite from 6.2.3 to 6.2.4 in /src/Umbraco.Web.UI.Client by @ dependabot in #18921
  • Bump vite from 6.2.4 to 6.2.5 in /src/Umbraco.Web.UI.Client by @ dependabot in #18943

  🌈 A11Y

  • Makes a few labels friendlier for screen readers by @ AndyButland in #18500
  • Remove the hardcoded color for the text in error message by @ MrHutmat in #18463
  • Fix issue text overflow when user name is too long by @ NguyenThuyLan in #18587

  🚀 New Features

  • Tiptap RTE: Text color/background-color toolbar items by @ leekelleher in #18482
  • Tiptap RTE: Reusable toolbar menu component by @ leekelleher in #18483
  • Tiptap RTE: Stylesheets by @ leekelleher in #18502
  • V15: Allows certain adjustments of the logo by @ iOvergaard in #18499
  • V15: Adds migration of data type configuration when changing property editor UI by @ iOvergaard in #18534
  • Support root/area allowed types when pasting in Block Grid by @ madsrasmussen in #18480
  • Tiptap RTE: Character Map modal + toolbar item by @ leekelleher in #18577
  • Tiptap RTE: Anchor extension + toolbar item by @ leekelleher in #18575
  • V15: Enable umbraco-extension client to auto-build by @ iOvergaard in #18597
  • Allow multiple URL segments per document by @ AndyButland in #18603
  • Tiptap RTE: Text Indent extension + toolbar items by @ leekelleher in #18672
  • Tiptap RTE: Table column/row bubble menu by @ leekelleher in #18708
  • Tiptap RTE: Table Properties toolbar menu + modal by @ leekelleher in #18751
  • Feature: validation variant filtering + up-front validation path translation by @ nielslyngsoe in #18561
  • Add variancy information to reference response model by @ Migaroez in #18645
  • V15: New dropzone component available for the Backoffice by @ iOvergaard in #18753
  • Feature: Tree expansion state by @ madsrasmussen in #18227
  • Tiptap RTE: Statusbar extension type by @ leekelleher in #18789
  • V15: umb-dropzone extends umb-input-dropzone by @ iOvergaard in #18784
  • V15: Improve the dropzone for Image Cropper by @ iOvergaard in #18838
  • V15: Improve the dropzone for Upload Field by @ iOvergaard in #18840
  • V15: Dropzone single mode should only allow one file at a time by @ iOvergaard in #18847
  • Render Property "vary by segment"-toggle by @ madsrasmussen in #18813
  • V15: Upload Field should use a better file preview by @ iOvergaard in #18899
  • Tiptap RTE: Style Menu extension kind by @ leekelleher in #18918
  • Enable unsaved changes warning for modals by @ nielslyngsoe in #18927
  • Feature: enable get unpersisted changes (fix #18230) by @ nielslyngsoe in #18929
  • Data type References UI: Workspace + Delete by @ madsrasmussen in #18914
  • Feature: discard changes for block workspace by @ nielslyngsoe in #18930
  • Feature: Use uui invalid color by @ nielslyngsoe in #18273

  🐛 Bug Fixes

  • Fixes the Fatal icon text so it's readable in Dark Mode. by @ readingdancer in #18375
  • Disable webhook firing if disable in configuration (13) by @ AndyButland in #18383
  • Adds warning to publish descendants dialog when force re-publish is selected (13) by @ AndyButland in #18409
  • Backport ShowUnroutableContentWarnings to V13 by @ kjac in #18479
  • V15 QA Fixing the failing acceptance tests in the nightly build by @ nhudinh0309 in #18466
  • Data Type: Add mandatory attribute for the property editor field by @ madsrasmussen in #18488
  • Document collection: align status tag colors by @ madsrasmussen in #18487
  • Remove Tip tap placeholder text by @ madsrasmussen in #18486
  • V15 QA Publish E2E test results in the Azure pipeline by @ nhudinh0309 in #18498
  • Localize the email property editor validation and add tests by @ AndyButland in #18461
  • Added obsoletion messages for unused interface and implementation for cache rebuilds by @ AndyButland in #18524
  • Added tests and localization to radio button validation by @ AndyButland in #18512
  • Changed so the the logviewer's date input is using the umb-input-date… by @ MrHutmat in #18494
  • Fixed grammar of unauthorized message by @ AndyButland in #18553
  • Set additionalOptions on the rollback entity action by @ madsrasmussen in #18489
  • Guard against element type mismatch at document type creation by @ kjac in #18529
  • Added option for filtering the content types allowed as children based on the parent node by @ AndyButland in #18380
  • Fixes multiple available constructors exception for execute template query constructor by @ AndyButland in #18552
  • V15: Workspace buttons cannot be overwritten in all cases by @ iOvergaard in #18525
  • V15 QA Fixing the failing acceptance tests 03032025 by @ nhudinh0309 in #18549
  • Feature: Content Type Workspace Editor Header Element by @ madsrasmussen in #18520
  • Correct handling of step values of zero by @ AndyButland in #18532
  • Remove version from models builder generated code header when configured to do so by @ AndyButland in #18501
  • Avoids collection was modified issue when flowing identities to the authenticated user's principal by @ AndyButland in #18527
  • Server side validation for property editors (colour picker) by @ AndyButland in #18557
  • Align folder entity action labels by @ madsrasmussen in #18485
  • Handle create and update validation for media picker by @ AndyButland in #18537
  • Fix issue with server validation from dictionary configuration where floating point values can be be accessed as doubles or ints by @ AndyButland in #18508
  • Adds unit tests for RequiredValidator by @ AndyButland in #18471
  • Feature: Has Children Condition by @ madsrasmussen in #18161
  • V15: Add MNTP serverside validation by @ nikolajlauridsen in #18526
  • Provide custom required validator for block list and toggle by @ AndyButland in #18474
  • Handle multiline statements in migrations by @ AndyButland in #18478
  • V15: Resolves "Save and Preview" backoffice refresh by @ leekelleher in #18568
  • Added uui-box around ungrouped properties during block editing by @ enkelmedia in #18572
  • Server side validation for property editors (drop-down and checkbox list) by @ AndyButland in #18564
  • Extension Registry JSDocs update by @ nielslyngsoe in #18586
  • [V15] Align reserved property endpoints code and usage by @ kjac in #18319
  • Move database cache rebuild to a background task with polling by @ AndyButland in #18496
  • Server side validation for property editors (multiple text strings and block list) by @ AndyButland in #18581
  • Added server side validation for the Multi Url Picker. by @ andersreus in #18589
  • Tiptap RTE: Block extension enabled/disabled checkbox state by @ leekelleher in #18569
  • Added missing translations for dictionary import by @ AndyButland in #18551
  • V15: Add textbox and text area serverside validation by @ nikolajlauridsen in #18596
  • V15 QA added test for issue 18555 by @ andersreus in #18601
  • V13: bumped imagesharp to prevent CVE-2025-27598 by @ RolandKock in #18602
  • Removed obsolete integrat...