Remove unnecessary if TYPE_CHECKING

Author: DouweM

pydantic_ai_slim/pydantic_ai/toolsets/combined.py

@@ -5,7 +5,7 @@
 from contextlib import AsyncExitStack
 from dataclasses import dataclass
 from types import TracebackType
-from typing import TYPE_CHECKING, Any
+from typing import Any
 
 from pydantic_core import SchemaValidator
 from typing_extensions import Self
@@ -16,9 +16,6 @@
 from . import AbstractToolset
 from ._run import RunToolset
 
-if TYPE_CHECKING:
-    pass
-
 
 @dataclass(init=False)
 class CombinedToolset(AbstractToolset[AgentDepsT]):