fix: rooms

Author: phi-friday

src/socketio-stubs/base_namespace.pyi

@@ -1,6 +1,5 @@
 from typing import Any, Generic, Literal
 
-from _typeshed import Incomplete
 from socketio.base_client import BaseClient
 from socketio.base_server import BaseServer
 from typing_extensions import TypeVar
@@ -15,7 +14,7 @@ class BaseNamespace(Generic[_IsAsyncio]):
 class BaseServerNamespace(BaseNamespace[_IsAsyncio], Generic[_IsAsyncio]):
     server: BaseServer[_IsAsyncio, Any] | None
     def __init__(self, namespace: str | None = ...) -> None: ...
-    def rooms(self, sid: str, namespace: str | None = ...) -> Incomplete: ...
+    def rooms(self, sid: str, namespace: str | None = ...) -> list[str]: ...
     def _set_server(self, server: BaseServer[_IsAsyncio, Any]) -> None: ...
 
 class BaseClientNamespace(BaseNamespace[_IsAsyncio], Generic[_IsAsyncio]):