Bump actions/setup-dotnet from 1 to 5 (#2645)

Bumps [actions/setup-dotnet](https://github.com/actions/setup-dotnet) from 1 to 5.
- [Release notes](https://github.com/actions/setup-dotnet/releases)
- [Commits](https://github.com/actions/setup-dotnet/compare/v1...v5)

---
updated-dependencies:
- dependency-name: actions/setup-dotnet
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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