2d movement click movement drag corrections

Co-authored-by: A Thousand Ships <[email protected]>

tutorials/2d/2d_movement.rst

@@ -231,7 +231,7 @@ on the screen will cause the player to move to the target location.
     var target = position
 
     func _input(event):
-        #use is_action_just_pressed to only accept single taps as input instead of mouse drags
+        # Use is_action_pressed to only accept single taps as input instead of mouse drags.
         if event.is_action_pressed("click"):
             target = get_global_mouse_position()