Bump test262 to most recent commit

[nekevss]

This PR bumps main to the most recent test262 commit and adds the intl-era-monthcode feature and the joint-iteration feature.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 57.24%. Comparing base (6ddc2b4) to head (d1c2b30).
⚠️ Report is 614 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #4563       +/-   ##
===========================================
+ Coverage   47.24%   57.24%   +10.00%     
===========================================
  Files         476      504       +28     
  Lines       46892    57924    +11032     
===========================================
+ Hits        22154    33160    +11006     
- Misses      24738    24764       +26     

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[nekevss]

Small update here. There was one missing feature that needed to be added and a bug in test262 that should be addressed by tc39/test262#4773.

[github-actions]

Test262 conformance changes

Test result	main count	PR count	difference
Total	50,747	52,598	+1,851
Passed	47,966	49,384	+1,418
Ignored	1,971	2,134	+163
Failed	810	1,080	+270
Panics	0	0	0
Conformance	94.52%	93.89%	-0.63%

Fixed tests (1):

test/intl402/Temporal/PlainYearMonth/from/reference-day-chinese.js (previously Failed)

Broken tests (17):

test/built-ins/RegExp/property-escapes/generated/Extended_Pictographic.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Sharada.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/General_Category_-_Letter_Number.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/General_Category_-_Currency_Symbol.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Han.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_Extensions_-_Sharada.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_Extensions_-_Nandinagari.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Telugu.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Unified_Ideograph.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_Extensions_-_Newa.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Kannada.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Tangut.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_Extensions_-_Tirhuta.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_-_Inherited.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/Script_Extensions_-_Telugu.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/strings/RGI_Emoji_Modifier_Sequence.js (previously Passed)
test/built-ins/RegExp/property-escapes/generated/strings/RGI_Emoji_ZWJ_Sequence.js (previously Passed)

[HalidOdat]

Looks good to me! 😄