build(deps): bump azure/setup-helm from 1 to 2.0

Bumps [azure/setup-helm](https://github.com/azure/setup-helm) from 1 to 2.0.
- [Release notes](https://github.com/azure/setup-helm/releases)
- [Commits](https://github.com/azure/setup-helm/compare/v1...v2.0

)

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

Signed-off-by: dependabot[bot] <support@github.com>