chore(deps): bump helm/kind-action from 1.14.0 to 1.15.0 (#6928)

Bumps [helm/kind-action](https://github.com/helm/kind-action) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/helm/kind-action/releases)
- [Commits](https://github.com/helm/kind-action/compare/ef37e7f390d99f746eb8b610417061a60e82a6cc...06c1ae10762d3b9c1644e7fe69596ae519e015a2)

---
updated-dependencies:
- dependency-name: helm/kind-action
  dependency-version: 1.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/helm.yml

@@ -51,7 +51,7 @@ jobs:
         run: ct lint --config=.github/ci/ct.yaml
 
       - name: Create kind cluster
-        uses: helm/kind-action@ef37e7f390d99f746eb8b610417061a60e82a6cc # v1.14.0
+        uses: helm/kind-action@06c1ae10762d3b9c1644e7fe69596ae519e015a2 # v1.15.0
         if: steps.list-changed.outputs.changed == 'true'
 
       - name: Run chart-testing (install)