build(deps-dev): (deps): Bump .github/actions/chart-testing-action (#188)

Bumps [.github/actions/chart-testing-action](https://github.com/helm/chart-testing-action) from `4f62db1` to `0d28d31`.
- [Release notes](https://github.com/helm/chart-testing-action/releases)
- [Commits](helm/chart-testing-action@4f62db1...0d28d31)

---
updated-dependencies:
- dependency-name: ".github/actions/chart-testing-action"
  dependency-type: direct:production
...

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Author: dependabot[bot]