Add working directory to utils-unchanged

Author: krivard

.github/workflows/create-release.yml

@@ -49,6 +49,7 @@ jobs:
       - name: Detect delphi-utils version
         id: utils-unchanged
         if: steps.changes.outputs.utils == 'false'
+        working-directory: ./_delphi_utils_python
         run: |
           echo -n "::set-output name=version::"
           bump2version --list -n ${{ github.event.inputs.versionName }} | grep ^current_version | sed -r s,"^.*=",,