Bump actions/upload-artifact from 6.0.0 to 7.0.0 (#218)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v6.0.0...v7.0.0)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -41,7 +41,7 @@ jobs:
         run: dotnet test src/ServiceComposer.AspNetCore.Testing.sln --configuration Release --no-build
       - name: Upload packages
         if: matrix.name == 'Linux'
-        uses: actions/upload-artifact@v6.0.0
+        uses: actions/upload-artifact@v7.0.0
         with:
           name: nuget-packages
           path: nugets/