Bump azure/setup-helm from 2.1 to 3.4 (#139)

Bumps [azure/setup-helm](https://github.com/azure/setup-helm) from 2.1 to 3.4.
- [Release notes](https://github.com/azure/setup-helm/releases)
- [Commits](Azure/setup-helm@v2.1...v3.4)

---
updated-dependencies:
- dependency-name: azure/setup-helm
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/helm-lint.yaml

@@ -37,7 +37,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Helm
-        uses: azure/setup-helm@v2.1
+        uses: azure/setup-helm@v3.4
         with:
           version: v3.8.1