Minor doc tweak

Author: kmatch98

adafruit_displayio_layout/widgets/control.py

@@ -28,7 +28,7 @@
 
 
 class Control:
-    """A Control class for responsive elements, including touch response functions.
+    """A Control class for responsive elements, including touch response functions for displays.
 
     **IMPORTANT**: The *touch_point* for all functions should be in local coordinates
       for this item. That means, any widget should adjust the touchpoint for self.x and