refactor(rome_js_analyze): add more tests and docs for a11y rules through refactoring

[nissy-dev]

Summary

I added more tests and docs for a11y rules through refactoring based on #4342

Test Plan

Changelog

This is internal refactoring, so I don't update the CHAGELOG.md

• The PR requires a changelog line

Documentation

• The PR requires documentation
• I will create a new PR to update the documentation

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[github-actions]

Parser conformance results on ubuntu-latest

js/262

Test result	main count	This PR count	Difference
Total	48647	48647	0
Passed	47568	47568	0
Failed	1079	1079	0
Panics	0	0	0
Coverage	97.78%	97.78%	0.00%

jsx/babel

Test result	main count	This PR count	Difference
Total	40	40	0
Passed	37	37	0
Failed	3	3	0
Panics	0	0	0
Coverage	92.50%	92.50%	0.00%

symbols/microsoft

Test result	main count	This PR count	Difference
Total	6093	6093	0
Passed	1783	1783	0
Failed	4310	4310	0
Panics	0	0	0
Coverage	29.26%	29.26%	0.00%

ts/babel

Test result	main count	This PR count	Difference
Total	639	639	0
Passed	568	568	0
Failed	71	71	0
Panics	0	0	0
Coverage	88.89%	88.89%	0.00%

ts/microsoft

Test result	main count	This PR count	Difference
Total	16740	16740	0
Passed	12803	12803	0
Failed	3937	3937	0
Panics	0	0	0
Coverage	76.48%	76.48%	0.00%