fix: Constrain types of ai_track decorator (#4745)

I followed how other functions in the SDK are typed. For example, other
wrappers have the signature `(F) -> F` for a type variable `F`, although
here the function can be async as well.

Closes #4663

Author: alexander-alderman-webb

sentry_sdk/ai/monitoring.py

@@ -10,7 +10,9 @@
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
-    from typing import Optional, Callable, Any
+    from typing import Optional, Callable, Awaitable, Any, Union, TypeVar
+
+    F = TypeVar("F", bound=Union[Callable[..., Any], Callable[..., Awaitable[Any]]])
 
 _ai_pipeline_name = ContextVar("ai_pipeline_name", default=None)
 
@@ -26,9 +28,9 @@ def get_ai_pipeline_name():
 
 
 def ai_track(description, **span_kwargs):
-    # type: (str, Any) -> Callable[..., Any]
+    # type: (str, Any) -> Callable[[F], F]
     def decorator(f):
-        # type: (Callable[..., Any]) -> Callable[..., Any]
+        # type: (F) -> F
         def sync_wrapped(*args, **kwargs):
             # type: (Any, Any) -> Any
             curr_pipeline = _ai_pipeline_name.get()
@@ -88,9 +90,9 @@ async def async_wrapped(*args, **kwargs):
                     return res
 
         if inspect.iscoroutinefunction(f):
-            return wraps(f)(async_wrapped)
+            return wraps(f)(async_wrapped)  # type: ignore
         else:
-            return wraps(f)(sync_wrapped)
+            return wraps(f)(sync_wrapped)  # type: ignore
 
     return decorator