This reverts commit 3466511ee1bb29f34851e497d7734f47cd078918. Reason for revert: Pending time can be very long when the test are running at the same time as this builder: https://luci-milo.appspot.com/p/chromium/builders/ci/ios15-beta-simulator Original change's description: > Migrate iOS simulator tests to Mac-12 machines. > > Bug: b/227442116 > Change-Id: I7b5157a735596616f9785391c40b8f26974c222d > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/260985 > Reviewed-by: Christoffer Jansson <jansson@webrtc.org> > Commit-Queue: Jeremy Leconte <jleconte@google.com> > Cr-Commit-Position: refs/heads/main@{#36751} Bug: b/227442116 Change-Id: I87f27b36db7aa4c6d9d6982a5e86d56648a709e8 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/261307 Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com> Reviewed-by: Christoffer Jansson <jansson@webrtc.org> Commit-Queue: Jeremy Leconte <jleconte@google.com> Cr-Commit-Position: refs/heads/main@{#36795}