tools/docker: add various fsck-like commands to the environment #14565

Job	Run time
aux	4m 41s
arch (presubmit_arch_linux)	6m 32s
arch (presubmit_arch_freebsd)	6m 30s
dashboard	3m 28s
gvisor	4m 11s
arch (presubmit_arch_netbsd)	4m 21s
build	3m 10s
arch (presubmit_arch_openbsd)	4m 18s
arch (presubmit_arch_darwin)	4m 18s
old	6m 32s
race	3m 7s
arch (presubmit_arch_windows)	3m 29s
race_dashboard	1m 18s
arch (presubmit_arch_executor)	3m 18s
	59m 13s

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