Fix lint errors

Author: bjsowa

rosbridge_library/test/capabilities/test_call_service.py

@@ -5,7 +5,7 @@
 import unittest
 from json import dumps, loads
 from threading import Thread
-from typing import Any, TYPE_CHECKING
+from typing import TYPE_CHECKING, Any
 
 import rclpy
 from rclpy.callback_groups import ReentrantCallbackGroup

rosbridge_library/test/internal/actions/test_actions.py

@@ -17,7 +17,6 @@
 from rosbridge_library.internal.message_conversion import FieldTypeMismatchException
 
 if TYPE_CHECKING:
-    from rclpy.action.client import ClientGoalHandle
     from rclpy.action.server import ServerGoalHandle
     from rclpy.executors import Executor
     from rclpy.task import Future