ref(client): Move mypy annotations to correct place

GH-4601

Author: srothh

sentry_sdk/client.py

@@ -926,11 +926,11 @@ def _close_components(self) -> None:
             self.transport.kill()
             self.transport = None
 
-    def close(
+    def close(  # type: ignore[override]
         self,
         timeout: Optional[float] = None,
         callback: Optional[Callable[[int, float], None]] = None,
-    ) -> Optional[asyncio.Task[None]]:  # type: ignore[override]
+    ) -> Optional[asyncio.Task[None]]:
         """
         Close the client and shut down the transport. Arguments have the same
         semantics as :py:meth:`Client.flush`. When using the async transport, close needs to be awaited to block.
@@ -952,11 +952,11 @@ def _on_flush_done(_: asyncio.Task[None]) -> None:
                 self._close_components()
         return None
 
-    def flush(
+    def flush(  # type: ignore[override]
         self,
         timeout: Optional[float] = None,
         callback: Optional[Callable[[int, float], None]] = None,
-    ) -> Optional[asyncio.Task[None]]:  # type: ignore[override]
+    ) -> Optional[asyncio.Task[None]]:
         """
         Wait for the current events to be sent. When using the async transport, flush needs to be awaited to block.