Quote commit message in workflow

Author: shai-almog

.github/workflows/generate-codenameone-skins.yml

@@ -77,7 +77,7 @@ jobs:
         if: steps.git-status.outputs.has_changes == 'true'
         uses: peter-evans/create-pull-request@v6
         with:
-          commit-message: chore: generate missing Codename One skins
+          commit-message: 'chore: generate missing Codename One skins'
           branch: automation/generate-skins
           title: 'chore: generate missing Codename One skins'
           body: |