Fix typo in logging in RemoteImageBufferProxy::ensureBackendCreated logs "creaetion"
<rdar://problem/111294754>
Pull request: https://github.com/WebKit/WebKit/pull/15280
Committed 265502@main (00c017bb449c): <https://commits.webkit.org/265502@main> Reviewed commits have been landed. Closing PR #15280 and removing active labels.