[actions] disable helm plugin verification

Author: capcom6

.github/workflows/publish-helm-chart.yml

@@ -42,7 +42,7 @@ jobs:
 
       - name: Install helm-s3 plugin
         run: |
-          helm plugin install https://github.com/hypnoglow/helm-s3.git
+          helm plugin install --verify=false https://github.com/hypnoglow/helm-s3.git
 
       - name: Package Helm chart
         run: |