Merge pull request #3185 from cfengine/changelog/auto-update-changelog-master

docs: update changelog for master

Author: olehermanse

.github/workflows/update-changelog.yml

@@ -50,6 +50,7 @@ jobs:
         branch: changelog/auto-update-changelog-${{ inputs.branch }}
         base: ${{ inputs.branch }}
         delete-branch: true
+        sign-commits: true
         title: "docs: update changelog for ${{ inputs.branch }}"
         body: |
           Auto-generated changelog update.