Run dotnet format on windows too

Author: kzu

.github/workflows/build.yml

@@ -53,7 +53,7 @@ jobs:
           sleet push bin --config none -f --verbose -p "SLEET_FEED_CONTAINER=nuget" -p "SLEET_FEED_CONNECTIONSTRING=${{ secrets.SLEET_CONNECTION }}" -p "SLEET_FEED_TYPE=azure" || echo "No packages found"
 
   dotnet-format:
-    runs-on: ubuntu-latest
+    runs-on: windows-latest
     steps:
       - name: 🤘 checkout
         uses: actions/checkout@v2