Add `runc_nocriu` build tag to opt out of c/r #7070

Job	Run time
cross-i386	58s
test (ubuntu-20.04, 1.22.x, rootless, -race)	7m 12s
test (ubuntu-20.04, 1.22.x, rootless)	6m 56s
test (ubuntu-20.04, 1.22.x, -race)	7m 49s
test (ubuntu-20.04, 1.22.x)	7m 19s
test (ubuntu-20.04, 1.23.x, rootless, -race)	7m 1s
test (ubuntu-20.04, 1.23.x, rootless)	7m 1s
test (ubuntu-20.04, 1.23.x, -race)	7m 53s
test (ubuntu-20.04, 1.23.x)	7m 4s
test (ubuntu-20.04, 1.23.x, criu-dev)	7m 34s
test (ubuntu-24.04, 1.22.x, rootless, -race)	9m 35s
test (ubuntu-24.04, 1.22.x, rootless)	9m 10s
test (ubuntu-24.04, 1.22.x, -race)	7m 40s
test (ubuntu-24.04, 1.22.x)	6m 55s
test (ubuntu-24.04, 1.23.x, rootless, -race)	10m 9s
test (ubuntu-24.04, 1.23.x, rootless)	9m 38s
test (ubuntu-24.04, 1.23.x, -race)	8m 10s
test (ubuntu-24.04, 1.23.x)	7m 35s
test (ubuntu-24.04, 1.23.x, criu-dev)	7m 57s
test (actuated-arm64-6cpu-8gb, 1.23.x, rootless)	11m 41s
test (actuated-arm64-6cpu-8gb, 1.23.x)	7m 55s
all-done	1s
	2h 43m 13s

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