add export of crds constants into typescript model

Signed-off-by: Valeriy Svydenko <vsvydenk@redhat.com>

build/typescript-model/generate-metadata.py

@@ -83,12 +83,12 @@ def generate_typescript(api_version: str, group: str, kind: str, plural: str, si
 
 def export_typescript_api(output_path: str) -> None:
     """
-    Export constants into api.ts
+    Export constants into index.ts
     """
     export_contents = """
 export * from './constants/constants';
     """
-    write_contents(os.path.join(output_path, "api.ts"), "a", export_contents)
+    write_contents(os.path.join(output_path, "index.ts"), "a", export_contents)
 
 
 if __name__ == "__main__":