Bump helm/chart-testing-action from 2.6.1 to 2.7.0

Bumps [helm/chart-testing-action](https://github.com/helm/chart-testing-action) from 2.6.1 to 2.7.0.
- [Release notes](https://github.com/helm/chart-testing-action/releases)
- [Commits](helm/chart-testing-action@e6669bc...0d28d31)

---
updated-dependencies:
- dependency-name: helm/chart-testing-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/dummy.yml

@@ -107,7 +107,7 @@ jobs:
       - uses: hashicorp/setup-terraform@v3
       - uses: helm/chart-releaser-action@fc23f249f75decd5edf254c6b4401532cef093c3
       - uses: helm/[email protected]
-      - uses: helm/chart-testing-action@e6669bcd63d7cb57cb4380c33043eebe5d111992
+      - uses: helm/chart-testing-action@0d28d3144d3a25ea2cc349d6e59901c4ff469b3b
       - uses: helm/kind-action@0025e74a8c7512023d06dc019c617aa3cf561fde
       - uses: helm/[email protected]
       - uses: ilammy/msvc-dev-cmd@c1ed231f339aec74961130db0459823a08f1b215