Merge pull request qgis#59360 from DelazJ/milestonePermissions

Set appropriate permissions to called workflow

Author: m-kuhn

.github/workflows/pr-needs-documentation.yml

@@ -80,6 +80,9 @@ jobs:
     if: github.event.pull_request.merged && ( ( github.event.action == 'closed' && contains( github.event.pull_request.labels.*.name, 'Needs Documentation') ) || github.event.label.name == 'Needs Documentation' )
     # Update the milestone (if necessary)
     name: Update final milestone
+    permissions:
+      issues: write
+      pull-requests: write
     uses: ./.github/workflows/pr-auto-milestone.yml
 
   create-doc-issue: