Bump actions/upload-artifact from 3 to 4 (#36)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

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

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

Author: dependabot[bot]

.github/workflows/nuget.publish.yml

@@ -38,13 +38,13 @@ jobs:
         run: dotnet pack --configuration Release --no-build --include-symbols --output ./nupkgs
 
       - name: Archive NuGet artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: nuget-packages
           path: ./nupkgs/*.nupkg
 
       - name: Archive NuGet symbols artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: nuget-symbol-packages
           path: ./nupkgs/*.snupkg