Merge pull request #7570 from ricardoquesada/license_spine

Adds Spine license
[AUTO][ci skip]: updating cocos2dx_files.json
change mac cocosNetwork deps to relative path
Merge pull request #7571 from CocosRobot/update_cocosfiles_1406133479

[AUTO][ci skip]: updating cocos2dx_files.json
Merge pull request #7573 from dabingnn/v3_mac_relative_path

change mac cocosNetwork deps to relative path