Release v1.2.2-beta #1398

Job	Run time
test-cpu-github / test (1.12, ubuntu-latest, x64)	18m 3s
test-gpu-kkt / test (1, kkt, x64)	11m 16s
test-cpu-github / test (1.12, macos-latest, x64)	24m 54s
	54m 13s

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