updates release notes for v15 (#7154)

Author: nathanwoulfe

15/umbraco-workflow/release-notes.md

@@ -16,6 +16,9 @@ Check the [Version Specific Upgrade Notes](upgrading/version-specific.md) articl
 
 This section contains the release notes for Umbraco Workflow 15 including all changes for this version.
 
+### 15.1.5 (https://github.com/umbraco/Umbraco.Workflow.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F15.1.5) (June 11 2025)
+* Fixes pagination offset in editor dashboards [#105](https://github.com/umbrco/Umbraco.Workflow.Issues/issues/105)
+
 ### 15.1.4 (https://github.com/umbraco/Umbraco.Workflow.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F15.1.4) (May 29 2025)
 * Improves task summary display in notification emails [#94](https://github.com/umbraco/Umbraco.Workflow.Issues/issues/94)
 * Fixes error when attempting to open the workflow detail dialog from the editor dashboard