Fixes mypy errors

Author: NewtonCrosby

commands2/trapezoidprofilesubsystem.py

@@ -59,12 +59,11 @@ def setGoal(self, goal: Union[TrapezoidProfile.State, float]):
         can either be a `TrapezoidProfile.State` or `float`. If float is provided,
         the assumed velocity for the goal will be 0.
         """
-        newGoal = goal
         # If we got a float, instantiate the state
         if isinstance(goal, float):
-            newGoal = TrapezoidProfile.State(goal, 0)
+            goal = TrapezoidProfile.State(goal, 0)
 
-        self.__setGoal(newGoal)
+        self.__setGoal(goal)
 
     def enable(self):
         """Enable the TrapezoidProfileSubsystem's output."""