go.mod: Use toolchain 1.22.4 #6588

Job	Run time
cross-i386	1m 30s
cross-i386 (runc_nodmz)	1m 24s
test (ubuntu-20.04, 1.22.x, rootless, -race)	7m 9s
test (ubuntu-20.04, 1.22.x, rootless)	6m 43s
test (ubuntu-20.04, 1.22.x, -race)	8m 6s
test (ubuntu-20.04, 1.22.x)	7m 6s
test (ubuntu-20.04, 1.23.x, rootless, -race)	7m 25s
test (ubuntu-20.04, 1.23.x, rootless)	6m 51s
test (ubuntu-20.04, 1.23.x, -race)	8m 7s
test (ubuntu-20.04, 1.23.x)	7m 18s
test (ubuntu-20.04, 1.23.x, criu-dev)	7m 46s
test (ubuntu-24.04, 1.22.x, rootless, -race)	9m 32s
test (ubuntu-24.04, 1.22.x, rootless)	9m 17s
test (ubuntu-24.04, 1.22.x, -race)	8m 9s
test (ubuntu-24.04, 1.22.x)	7m 31s
test (ubuntu-24.04, 1.23.x, rootless, -race)	9m 50s
test (ubuntu-24.04, 1.23.x, rootless)	9m 11s
test (ubuntu-24.04, 1.23.x, -race)	8m 12s
test (ubuntu-24.04, 1.23.x)	7m 5s
test (ubuntu-24.04, 1.23.x, runc_nodmz)	7m 16s
test (ubuntu-24.04, 1.23.x, criu-dev)	7m 39s
test (actuated-arm64-6cpu-8gb, 1.23.x, rootless)	11m 37s
test (actuated-arm64-6cpu-8gb, 1.23.x)	8m 41s
all-done	1s
	2h 53m 26s

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