Explicit checkout persist-credentials

.github/workflows/translate-strings.yml

@@ -17,6 +17,7 @@ jobs:
         with:
           token: ${{ secrets.PNGX_BOT_PAT }}
           ref: ${{ env.GH_REF }}
+          persist-credentials: true # for pushing translation branch
       - name: Set up Python
         id: setup-python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0