chore(deps): bump helm/chart-testing-action from 2.6.1 to 2.7.0 (#123)

Author: dependabot[bot]

.github/workflows/charts.yml

@@ -32,7 +32,7 @@ jobs:
       - name: Setup Chart Linting
         if: ${{ github.event_name == 'pull_request' }}
         id: lint
-        uses: helm/chart-testing-action@v2.6.1
+        uses: helm/chart-testing-action@v2.7.0
       - name: Run chart-testing (list-changed)
         if: ${{ github.event_name == 'pull_request' }}
         id: list-changed