Add test_ctypes from CPython 3.11

Lib/test/test_ctypes.py

@@ -0,0 +1,10 @@
+import unittest
+from test.support.import_helper import import_module
+
+
+ctypes_test = import_module('ctypes.test')
+
+load_tests = ctypes_test.load_tests
+
+if __name__ == "__main__":
+    unittest.main()