Bump mypy (and a few other test dependencies) (#11196)

stubs/python-xlib/@tests/stubtest_allowlist.txt

@@ -17,9 +17,6 @@ Xlib.protocol.rq.*.structcode
 # Should only ever be str once instantiated
 Xlib.protocol.rq.*.name
 
-# Structs generate their attributes (@type_check_only)
-Xlib.protocol.rq.Struct.__getattr__
-
 # Iteration variable that bleeds into the global scope
 Xlib.protocol.rq.c
 Xlib.protocol.rq.size

stubs/python-xlib/Xlib/protocol/rq.pyi

@@ -365,7 +365,6 @@ class GetAttrData:
     # GetAttrData classes get their attributes dynamically
     # TODO: Complete all classes inheriting from GetAttrData
     def __getattr__(self, attr: str) -> Any: ...
-    @type_check_only
     def __setattr__(self, __name: str, __value: Any) -> None: ...
 
 class DictWrapper(GetAttrData):