fix(ci): remove experimental flag #8600

Job	Run time
Check Go code formatting	16s
Lint documentation	15s
Check JS dependencies	18s
Check JS code formatting	19s
Lint git commit	18s
Lint Go code	1m 11s
Lint JS code	29s
Lint Versions	2s
Check package-lock.json	21s
Test Go code	1m 47s
Test JS code	3m 17s
Check for non-typescript components	3s
Test JS code (env TZ=Pacific/Easter)	3m 16s
=== Test and lint stage ===	1s
Cross compile binaries	2m 2s
Build docker image	1m 49s
Benchmark Go code compare	19s
Webpack bundle size compare	1m 14s
	17m 17s

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