add websockets, webidl and eventsource WPT suite

[anonrig]

add websockets, webidl and eventsource WPT suite

[jasnell]

LGTM as long as CI passes.

[anonrig]

Rebased and force pushed.

[codspeed-hq]

CodSpeed Performance Report

Merging #5826 will degrade performance by 11.7%

_{Comparing yagiz/add-websockets-wpt (ab800fb) with main (13628a9)}

Summary

⚡ 1 improvement
❌ 1 regression
✅ 138 untouched
⏩ 38 skipped¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Efficiency
⚡	Encode_ASCII_1024[TextEncoder][0/0/1024]	4 ms	3.7 ms	+10.4%
❌	Encode_ASCII_32[TextEncoder][0/0/32]	2.9 ms	3.3 ms	-11.7%

Footnotes

1. 38 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩