Publish helm chart to nginx-charts (#8403)

Publish helm to nginx-charts

Author: pdabelf5

.github/workflows/release.yml

@@ -313,7 +313,7 @@ jobs:
       branch: ${{ inputs.release_branch }}
       ic_version: ${{ inputs.nic_version }}
       chart_version: ${{ inputs.chart_version }}
-      nginx_helm_repo: false # disable automatic repo update until nginx-bot issue is resolved, manually update repo
+      nginx_helm_repo: true # disable automatic repo update until nginx-bot issue is resolved, manually update repo
       runner: "ubuntu-24.04-amd64"
     permissions:
       contents: write # for pushing to Helm Charts repository