feat: Refactor global event handling in ArtPlayer

- Introduced a new globalInit function to manage document and window events.
- Replaced direct event proxies with a unified bindGlobalEvents method.
- Updated event handling in various modules to utilize the new global event system.
- Removed the deprecated documentInit module.
- Bumped version to 5.2.6 in package.json.

packages/artplayer/src/plugins/fastForward.js

@@ -32,8 +32,8 @@ export default function fastForward(art) {
   }
 
   proxy($video, 'touchstart', onStart)
-  proxy(document, 'touchmove', onStop)
-  proxy(document, 'touchend', onStop)
+  art.on('document:touchmove', onStop)
+  art.on('document:touchend', onStop)
 
   return {
     name: 'fastForward',