Spec Text:
https://tc39.es/proposal-temporal/#sec-temporal.instant.fromepochseconds
https://tc39.es/proposal-temporal/#sec-temporal.instant.fromepochmilliseconds
https://tc39.es/proposal-temporal/#sec-temporal.instant.fromepochmicroseconds
https://tc39.es/proposal-temporal/#sec-temporal.instant.fromepochnanoseconds

Bug: v8:11544
Change-Id: I254ef66faf5e6a49bfc389f2952ffab3d5c0bed2
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3382054
Commit-Queue: Frank Tang <ftang@chromium.org>
Reviewed-by: Shu-yu Guo <syg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#79532}