v4.0.5.17_release_20220704

主要修改内容：
（1）Android 侧修改软解注册的时机，解决部分场景软解无效问题；
（2）完善 PAGView 刷新逻辑，修复 PAGView remove 后 add 无法播放问题；
（3）Windows 端支持读取系统字体；
（4）Web 端修改：

• PAGSurface 上 "fromCanvas" 替代 "FromCanvas" , "fromTexture"替代"FromTexture" , "fromRenderTarget" 替代 "FromRenderTarget"
• PAGComposition 上 "make" 替代 "Mak".
• PAGSolidLayer 上 "make" 替代 "Make".
• PAGImageLayer 上 "make" 替代 "Make".
• 增加 “BackendContext" 类
• libpag 上增加 "SDKVersion"接口用于获取版本号
• PAGView 上增加 "onAnimationUpdate" 事件，增加 "setComposition" , "matrix" , "setMatrix" , "getLayersUnderPoint" 函数接口
• 支持注销软件解码器
• 当获取 PAGLayer 会返回对应类型的 TypeLayer

Main revisions:
（1）The Android side modifies the timing of soft decryption registration to solve the issue of invalid soft decryption in some scenarios;
（2） Improve PAGView refresh logic and fix the issue that add cannot play after PAGView remove;
（3）Windows supports reading system fonts;
（4）Web side modification:

• On PAGSurface, "from Canvas" replaces "FromCanvas", "from Texture" replaces "FromTexture", and "from RenderTarget" replaces"FromRenderTarget"
• "make" replaces "Make" on PAGComposition.
• "make" replaces "Make" on PAGSolidLayer.
• "make" replaces "Make" on PAGImageLayer.
• Add "BackendContext" class
• Add "SDKVersion" interface to libpag to obtain version number
• Add "onAnimationUpdate" event to PAGView, add "setComposition" , "matrix" , "setMatrix" , "getLayersUnderPoint" function interface
• Support unregistering software decoders
• When getting PAGLayer, the corresponding type of TypeLayer will be returned.