Implement the `array.new_canon_elems` operation from https://github.com/WebAssembly/gc/blob/main/proposals/gc/MVP.md
<rdar://problem/105062242>
Pull request: https://github.com/WebKit/WebKit/pull/10622
Committed 262232@main (ae8a0c58784a): <https://commits.webkit.org/262232@main> Reviewed commits have been landed. Closing PR #10622 and removing active labels.