Bump actions/upload-artifact from 4.6.1 to 4.6.2

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.6.1 to 4.6.2.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4.6.1...v4.6.2)

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

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

Author: dependabot[bot]

.github/workflows/autobuild.yml

@@ -33,7 +33,7 @@ jobs:
       run: dotnet build SpringCollab2020.sln --configuration Release --no-restore
 
     - name: Upload artifact
-      uses: actions/[email protected].1
+      uses: actions/[email protected].2
       with:
         name: main
         path: bin/Release/net452