Fix csharpier command in build workflow

Author: VirxEC

.github/workflows/build.yml

@@ -48,7 +48,7 @@ jobs:
     - name: Formatting
       run: |
         dotnet tool restore
-        dotnet csharpier . --check
+        dotnet csharpier check .
 
     - name: Build 
       run: dotnet publish RLBotCS -r linux-x64