nrf/boards/microbit: Update docs on top level tick low pri callback.
@@ -357,8 +357,7 @@ static void microbit_display_update(void) {
#define GREYSCALE_MASK ((1<<MAX_BRIGHTNESS)-2)
-/* This is the top-level animation/display callback. It is not a registered
- * callback. */
+/* This is the top-level animation/display registered callback. */
void microbit_display_tick(void) {
/* Do nothing if the display is not active. */
if (!microbit_display_obj.active) {
