Disable dotnet format check

It's buggy, and fails for well-formatted syntax, but only in verify mode.

azure-pipelines/build.yml

@@ -70,6 +70,7 @@ jobs:
       RunTests: ${{ parameters.RunTests }}
   - script: dotnet format --verify-no-changes --no-restore
     displayName: 💅 Verify formatted code
+    enabled: false
 
 - job: macOS
   condition: and(${{ parameters.includeMacOS }}, ne(variables['OptProf'], 'true'))