chore(bootstrap): update readme #5016

Job	Run time
Status check > Unit	1s
CI \| Unit	1s
CI \| Visual	1s
Lint scripts / run	46s
Compile themes / run	26s
Lint styles / run (default)	1m 5s
Render test pages / verify	9s
Render test pages / run	0s
Status check > A11y / prepare	1s
Create screenshots / run (default)	2m 18s
Status check > A11y / run-checks (1)	2m 54s
Status check > A11y / run-checks (2)	2m 20s
Status check > A11y / run-checks (3)	2m 36s
Status check > A11y / run-checks (4)	3m 3s
Status check > Lint scripts	1s
Status check > Lint styles	1s
Detect changes	8s
Status check > Visual	1s
	15m 52s

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