🔖(minor) bump release to 5.12.0

[kernicPanel]

Removed

• Remove all legacy Cloudfront code and mentions
• Remove all legacy Lambdas

Changed

• Use associate_by_email when RENATER_FER_SAML switch is enabled

[Copilot]

Pull Request Overview

This PR bumps the Marsha project version from 5.11.1 to 5.12.0 across all packages and configuration files.

• Version updated from 5.11.1 to 5.12.0 across the monorepo
• CHANGELOG updated with the new release date (2025-11-06)
• Pylint directive updated to suppress an additional warning in dedupe_accounts.py

Reviewed Changes

Copilot reviewed 17 out of 17 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/webtorrent/package.json	Version bump for webtorrent-tracker package
src/tray/tray.yml	Version bump in tray metadata
src/frontend/packages/marsha-config/package.json	Version bump for marsha-config package
src/frontend/packages/lib_video/package.json	Version bump for lib-video package
src/frontend/packages/lib_tests/package.json	Version bump for lib-tests package
src/frontend/packages/lib_markdown/package.json	Version bump for lib-markdown package
src/frontend/packages/lib_components/package.json	Version bump for lib-components package
src/frontend/packages/lib_common/package.json	Version bump for lib-common package
src/frontend/packages/lib_classroom/package.json	Version bump for lib-classroom package
src/frontend/packages/eslint-config-marsha/package.json	Version bump for eslint-config-marsha package
src/frontend/package.json	Version bump and dependency version updates to reference new package versions
src/frontend/apps/standalone_site/package.json	Version bump for standalone_site app
src/frontend/apps/lti_site/package.json	Version bump for lti_site (marsha) app
src/backend/setup.cfg	Version bump for backend Python package
src/backend/marsha/account/management/commands/dedupe_accounts.py	Added too-many-branches to pylint disable comment
arnold.yml	Version bump in deployment metadata
CHANGELOG.md	Added release entry for 5.12.0 and updated version comparison links

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[Copilot]

Pull request overview

Copilot reviewed 16 out of 16 changed files in this pull request and generated no new comments.

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