Merge pull request #4451 from nextcloud/ci/lint-helm/simplify

ci(lint-helm): simplify workflow

.github/workflows/lint-helm.yml

@@ -1,4 +1,4 @@
-name: Lint and Test Charts
+name: Lint Helm Charts
 
 on:
   workflow_dispatch:
@@ -8,7 +8,7 @@ on:
 
 jobs:
   lint-helm:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -20,16 +20,5 @@ jobs:
         with:
           version: v3.11.1
 
-      - name: Set up chart-testing
-        uses: helm/[email protected]
-
-      - name: Run chart-testing (lint)
-        id: lint
-        run: ct lint --target-branch ${{ github.event.repository.default_branch }} --debug --chart-dirs nextcloud-aio-helm-chart
-
-      - name: Create kind cluster
-        uses: helm/[email protected]
-
-      - name: Run chart-testing (install)
-        id: install
-        run: ct install --target-branch ${{ github.event.repository.default_branch }} --debug --chart-dirs nextcloud-aio-helm-chart
+      - name: Lint charts
+        run: helm lint nextcloud-aio-helm-chart