chore(deps): update actions/upload-artifact action to v4.6.0

Author: renovate[bot]

.github/workflows/ci.yml

@@ -87,7 +87,7 @@ jobs:
 
       - name: Publish NuGet packages (fork)
         if: github.event.pull_request.head.repo.fork == true
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
           name: nupkgs
           path: src/**/*.nupkg