Bump actions/cache in /.github/actions/setup-dotnet-build (#28)

Bumps [actions/cache](https://github.com/actions/cache) from 5.0.3 to 5.0.4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@cdf6c1f...6682284)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 5.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/actions/setup-dotnet-build/action.yml

@@ -16,7 +16,7 @@ runs:
         dotnet-version: ${{ inputs.dotnet-version }}
 
     - name: Cache NuGet packages
-      uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
+      uses: actions/cache@668228422ae6a00e4ad889ee87cd7109ec5666a7 # v5.0.4
       with:
         path: ~/.nuget/packages
         key: nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}