Changes:
- Using base image v1.22.3-p6 that has big restructuring but it still contains Appium 1.22.3
- Replaced bash implementations with Python to maintain the project easier
- Split big Dockerfile into small pieces to remove redundancy
- Removed unnecessary parts in Dockerfile to reduce the size of the image
- Drop support for Android < 9.0 [Emulator]
- Added support for Android 13.0 [Emulator]
- Removed integration with Selenium 3.x
- Added documentation to integrate with Selenium 4.x
- Moved from Azure pipeline to GitHub action
- Added supports for pro version of docker-android