fix: pointercancel event is not handled (#9250)

Author: nianxy

core/touch.ts

@@ -46,6 +46,7 @@ export const TOUCH_MAP: {[key: string]: string[]} = {
   'mouseup': ['pointerup', 'pointercancel'],
   'touchend': ['pointerup'],
   'touchcancel': ['pointercancel'],
+  'pointerup': ['pointerup', 'pointercancel'],
 };
 
 /** PID of queued long-press task. */