Allow fontForCombiningCharacterSequence() and canRenderCombiningCharacterSequence() to be able to accept 8-bit characters
<rdar://problem/114478724>
Pull request: https://github.com/WebKit/WebKit/pull/17095
Committed 267317@main (67c98f07295d): <https://commits.webkit.org/267317@main> Reviewed commits have been landed. Closing PR #17095 and removing active labels.