Fix CI

Author: ElektroKill

.github/workflows/build.yml

@@ -47,7 +47,7 @@ jobs:
           New-Item -ItemType Directory nuget_files > $null
           Copy-Item src\bin\Release\*.*nupkg nuget_files
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         if: github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/')
         with:
           name: nupkg