chore: update chart releaser action and Helm installation (#397)

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

@@ -33,14 +33,13 @@ jobs:
           git config user.name "$GITHUB_ACTOR"
           git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
 
-      # See https://github.com/helm/chart-releaser-action/issues/6
       - name: Install Helm
-        run: |
-          curl -fsSLo get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
-          chmod 700 get_helm.sh
-          ./get_helm.sh
+        uses: azure/setup-helm@v1
+        with:
+          version: v3.6.3
 
       - name: Run chart-releaser
-        uses: helm/chart-releaser-action@v1.0.0-rc.1
+        uses: helm/chart-releaser-action@v1.2.1
         env:
           CR_TOKEN: "${{ secrets.CR_TOKEN }}"
+          CR_SKIP_EXISTING: true

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

@@ -15,7 +15,7 @@ jobs:
       - name: Set up Helm
         uses: azure/setup-helm@v1
         with:
-          version: v3.4.0
+          version: v3.6.3
 
       - uses: actions/setup-python@v2
         with: