docs: Update README and json for Android support and BETA status #78

Job	Run time
code-format	7s
check_cdl	28s
android (arm64-v8a)	3m 16s
linux (none sanitizer, debug)	2m 22s
Ubuntu Backcompat	36s
android (armeabi-v7a)	3m 12s
windows (amd64)	4m 6s
linux (none sanitizer, release)	2m 17s
windows (amd64_x86)	3m 19s
linux (address sanitizer, debug)	2m 41s
linux (address sanitizer, release)	3m 23s
linux (thread sanitizer, debug)	2m 13s
linux (thread sanitizer, release)	2m 33s
	30m 33s

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