add pgedge chart

.github/workflows/release.yml

@@ -20,10 +20,7 @@ jobs:
         run: |
           git config user.name "$GITHUB_ACTOR"
           git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
-
-      - name: Add dependencies
-        run: |
-          helm repo add bitnami https://charts.bitnami.com/bitnami
+          git submodule update --init
 
       - name: Run chart-releaser
         uses: helm/chart-releaser-action@v1.6.0