Bump actions/setup-dotnet from 4 to 5 in the allgha group

Bumps the allgha group with 1 update: [actions/setup-dotnet](https://github.com/actions/setup-dotnet).


Updates `actions/setup-dotnet` from 4 to 5
- [Release notes](https://github.com/actions/setup-dotnet/releases)
- [Commits](actions/setup-dotnet@v4...v5)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-dotnet@v4
+      - uses: actions/setup-dotnet@v5
 
       - name: Run tests
         run: dotnet test