Fix comment

Author: DeinAlptraum

clang/bindings/python/tests/cindex/test_enums.py

@@ -42,7 +42,7 @@ def test_duplicate_ids(self):
             self.assertEqual(num_declared_variants, num_unique_variants)
 
     def test_all_variants(self):
-        """Check that all libclang enum values are also defined in cindex"""
+        """Check that all libclang enum values are also defined in cindex.py"""
         cenum_to_pythonenum = {
             "CX_CXXAccessSpecifier": AccessSpecifier,
             "CX_StorageClass": StorageClass,