feat(csharp): add C# support to validation checks in runCts.ts

Author: Fluf22

scripts/cts/runCts.ts

@@ -158,13 +158,13 @@ export async function runCts(
     assertChunkWrapperValid(languages.length - skip('dart'));
     assertValidReplaceAllObjects(languages.length - skip('dart'));
     assertValidReplaceAllObjectsWithTransformation(
-      only('javascript') + only('go') + only('python') + only('java') + only('php'),
+      only('javascript') + only('go') + only('python') + only('java') + only('php') + only('csharp'),
     );
     assertValidAccountCopyIndex(only('javascript'));
     assertValidReplaceAllObjectsFailed(languages.length - skip('dart'));
     assertValidReplaceAllObjectsScopes(languages.length - skip('dart'));
     assertValidWaitForApiKey(languages.length - skip('dart'));
-    assertPushMockValid(only('javascript') + only('go') + only('python') + only('java') + only('php'));
+    assertPushMockValid(only('javascript') + only('go') + only('python') + only('java') + only('php') + only('csharp'));
   }
   if (withBenchmarkServer) {
     printBenchmarkReport();