[stubtest] Fix false positives for type[TypeVar] defaults

Signed-off-by: Emmanuel Ferdman <emmanuelferdman@gmail.com>

Author: emmanuel-ferdman

mypy/test/teststubtest.py

@@ -1234,6 +1234,22 @@ def read_write_attr(self, val): self._val = val
             runtime="X_FINAL_OK = 1",
             error=None,
         )
+        # type[T] class variable with non-type metaclass
+        yield Case(
+            stub="""
+            from abc import ABCMeta
+            class W(metaclass=ABCMeta): ...
+            class V:
+                foo: type[W]
+            """,
+            runtime="""
+            from abc import ABCMeta
+            class W(metaclass=ABCMeta): pass
+            class V:
+                foo = W
+            """,
+            error=None,
+        )
 
     @collect_cases
     def test_type_alias(self) -> Iterator[Case]: