promote Mixup and Cutmix from prototype to transforms v2 #579

Job	Run time
macos (macos-12) / macos-job	12m 44s
linux (linux.12xlarge, cpu) / linux-job	3m 38s
linux (linux.g5.4xlarge.nvidia.gpu, cuda, 11.8) / linux-job	9m 23s
macos (macos-m1-12) / macos-job	2m 37s
windows (windows.4xlarge, cpu) / windows-job	11m 26s
windows (windows.g5.4xlarge.nvidia.gpu, cuda, 11.8) / windows-job	11m 23s
	51m 11s

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