CI with other platforms

[jcs090218]

With the current CI, it only supports testing standalone platforms. Since this tool is working on cross platform, I would want to have all platform CI up and running for development.

https://docs.unity3d.com/2020.2/Documentation/ScriptReference/BuildTarget.html

• Windows
• macOS
• Linux
• Android
• iOS
• WebGL
• WSAPlayer
• PS4
• XboxOne
• tvOS
• Switch
• Stadia
• CloudRendering

[jcs090218]

After using unity-builder@v2.0-alpha-1, most of the platforms work!