Suppressed error in filelock stubs (#5039)

Added a # type: ignore comment to the `timeout` property setter in filelock to suppress errors about type mismatch between setter and getter.

Co-authored-by: Eric Traut <erictr@microsoft.com>

stubs/filelock/filelock/__init__.pyi

@@ -23,7 +23,7 @@ class BaseFileLock:
     @property
     def timeout(self) -> float: ...
     @timeout.setter
-    def timeout(self, value: Union[int, str, float]) -> None: ...
+    def timeout(self, value: Union[int, str, float]) -> None: ...  # type: ignore
     @property
     def is_locked(self) -> bool: ...
     def acquire(self, timeout: Optional[float] = ..., poll_intervall: float = ...) -> _Acquire_ReturnProxy: ...