Remove stray whitespace in gamepad.c

Author: rtmongold

src/libs/tools/gamepad.c

@@ -182,7 +182,7 @@ static void _process_axis_and_send(dt_gamepad_device_t *gamepad,
         }
         else
         {
-          gamepad->location[stick]  += size * step_size * angle;
+          gamepad->location[stick] += size * step_size * angle;
           dt_shortcut_move(gamepad->id, timestamp, stick + ((angle < 0) ? 5 : 4), size);
         }
       }