fix(gridnav): fix stucking in pressed state with encoder

fixes #3854

src/others/gridnav/lv_gridnav.c

@@ -220,6 +220,7 @@ static void gridnav_event_cb(lv_event_t * e)
         if(dsc->focused_obj == NULL)  dsc->focused_obj = find_first_focusable(obj);
         if(dsc->focused_obj) {
             lv_obj_add_state(dsc->focused_obj, LV_STATE_FOCUSED | LV_STATE_FOCUS_KEY);
+            lv_obj_clear_state(dsc->focused_obj, LV_STATE_PRESSED); /*Be sure the focuses obj is not stuck in pressed state*/
             lv_obj_scroll_to_view(dsc->focused_obj, LV_ANIM_OFF);
         }
     }