Patch Temporal.PlainTime and Temporal.Duration constructors

[nekevss]

This Pull Request is related to ongoing work for #4070.

It changes the following:

• Adds JsValue::map_or method
• Fixes handling of undefined arguments to both the PlainTime constructor and the Duration constructor

[github-actions]

Test262 conformance changes

Test result	main count	PR count	difference
Total	48,494	48,494	0
Passed	43,680	43,694	+14
Ignored	1,500	1,500	0
Failed	3,314	3,300	-14
Panics	0	0	0
Conformance	90.07%	90.10%	+0.03%

Fixed tests (22):

test/built-ins/Temporal/PlainTime/minute-undefined.js (previously Failed)
test/built-ins/Temporal/PlainTime/second-undefined.js (previously Failed)
test/built-ins/Temporal/PlainTime/millisecond-undefined.js (previously Failed)
test/built-ins/Temporal/PlainTime/hour-undefined.js (previously Failed)
test/built-ins/Temporal/PlainTime/nanosecond-undefined.js (previously Failed)
test/built-ins/Temporal/PlainTime/microsecond-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/months-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/years-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/weeks-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/microseconds-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/hours-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/nanoseconds-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/days-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/minutes-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/seconds-undefined.js (previously Failed)
test/built-ins/Temporal/Duration/milliseconds-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/minute-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/second-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/millisecond-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/hour-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/nanosecond-undefined.js (previously Failed)
test/built-ins/Temporal/PlainDateTime/microsecond-undefined.js (previously Failed)

Broken tests (8):

test/built-ins/Temporal/Duration/prototype/total/relativeto-propertybag-timezone-string-year-zero.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/total/relativeto-string-zoneddatetime-wrong-offset.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/total/relativeto-wrong-type.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/toString/smallestunit-invalid-string.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/toString/fractionalseconddigits-out-of-range.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/toString/fractionalseconddigits-invalid-string.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/toString/roundingmode-invalid-string.js (previously Passed)
test/built-ins/Temporal/Duration/prototype/toString/fractionalseconddigits-nan.js (previously Passed)

[nekevss]

Note: Broken tests in this instance are false positives that are now flagging correctly due to the error change.

[hansl]

Love map_or.