tools/check_translation_update.py: check if the translations are up to date #16617

Job	Run time
dashboard	2m 20s
build	3m 42s
aux	5m 23s
old	6m 55s
race	8m 41s
gvisor	4m 6s
arch (presubmit_arch_executor)	3m 20s
arch (presubmit_arch_darwin)	4m 0s
arch (presubmit_arch_netbsd)	3m 59s
race_dashboard	3m 56s
arch (presubmit_arch_windows)	3m 35s
arch (presubmit_arch_linux)	10m 36s
arch (presubmit_arch_openbsd)	4m 0s
arch (presubmit_arch_freebsd)	6m 31s
	1h 11m 4s

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