Remove pathlib.PurePath.__eq__

Fixes #10661

Author: hauntsaninja

stdlib/pathlib.pyi

@@ -46,7 +46,6 @@ class PurePath(PathLike[str]):
         def __new__(cls, *args: StrPath) -> Self: ...
 
     def __hash__(self) -> int: ...
-    def __eq__(self, other: object) -> bool: ...
     def __fspath__(self) -> str: ...
     def __lt__(self, other: PurePath) -> bool: ...
     def __le__(self, other: PurePath) -> bool: ...

test_cases/stdlib/check_pathlib.py

@@ -0,0 +1,4 @@
+# pyright: strict
+from pathlib import Path
+
+if Path("asdf") == "asdf": ...  # type: ignore