fix memory leak cocos studiov2.0 engine v3.3
fix memory leak cocos studiov2.0 engine v3.3 #8998
fix memory leak for zipUtils
modiry     document->Parse((char*)pByte);  to     document->Parse((const char*)pByte);
Merge branch 'v3' of https://github.com/aeonmine/cocos2d-x into v3

Conflicts:
	cocos/editor-support/cocostudio/ActionTimeline/CCActionTimelineCache.cpp
	cocos/editor-support/cocostudio/ActionTimeline/CSLoader.cpp
;; -> ;
Merge pull request #8998 from aeonmine/v3

fix memory leak cocos studiov2.0 engine v3.3