Update build.yml

Author: pr8x

.github/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
 
   publish_nuget:
     if: github.event_name == 'release' || github.event_name == 'workflow_dispatch'
-    runs-on: ubuntu-latest
+    runs-on: windows-latest
     steps:
       - uses: actions/checkout@v2
       - name: Setup .NET