Update publish-helm-charts.yaml

Remove extra files from git checkout

Author: Madhu-1

.github/workflows/publish-helm-charts.yaml

@@ -87,8 +87,10 @@ jobs:
             --index-path=.cr-index/index.yaml  \
             --release-name-template=${{ github.event.release.tag_name }}
 
-          
+          cp .cr-index/* . 
           git add index.yaml
+          git checkout .cr-index/ .csi-op-release-packages/
+          
           git commit -m "Update Helm repo index from release ${{ github.event.release.tag_name }}"
           git push origin gh-pages -f