Add CopyComPointer to stdlib/ctypes/__init__.pyi. (#14294)

Author: junkmd

stdlib/ctypes/__init__.pyi

@@ -32,7 +32,7 @@ if sys.platform == "win32":
     from _ctypes import FormatError as FormatError, get_last_error as get_last_error, set_last_error as set_last_error
 
     if sys.version_info >= (3, 14):
-        from _ctypes import COMError as COMError
+        from _ctypes import COMError as COMError, CopyComPointer as CopyComPointer
 
 if sys.version_info >= (3, 11):
     from ctypes._endian import BigEndianUnion as BigEndianUnion, LittleEndianUnion as LittleEndianUnion