Repurpose arm64 iOS simulator GPUP bot as a general arm64 iOS simulator tester
Pull request: https://github.com/WebKit/WebKit/pull/1281
Committed r295229 (251284@main): <https://commits.webkit.org/251284@main> Reviewed commits have been landed. Closing PR #1281 and removing active labels.
<rdar://problem/94364877>