Update github-actions to 4.0.12 (#99)

* Do not enable feature branch on PR

prepare_shop/action.yml

@@ -257,6 +257,7 @@ runs:
 
     # yamllint disable rule:line-length
     - name: Modify composer.json to allow the same feature-branch
+      if: ${{ inputs.github_event_name != 'pull_request' }
       shell: bash
       run: |
         # prepare_shop: Modify composer.json to allow the same feature-branch