stubs: change psutil's Process.wait timeout argument to float (#11883)

Fixes #11866

stubs/psutil/psutil/__init__.pyi

@@ -222,7 +222,7 @@ class Process:
     def resume(self) -> None: ...
     def terminate(self) -> None: ...
     def kill(self) -> None: ...
-    def wait(self, timeout: int | None = None) -> int: ...
+    def wait(self, timeout: float | None = None) -> int: ...
 
 class Popen(Process):
     def __init__(self, *args, **kwargs) -> None: ...