Bump oj from 3.16.7 to 3.16.8 #12440

Job	Run time
Build	3m 11s
Lint (rubocop)	1m 31s
Lint (erblint)	1m 19s
Test (unit_models)	3m 35s
Lint (dfe_analytics)	50s
Test (unit_services)	1m 26s
Lint (yarn_lint_and_test)	1m 5s
Test (unit_forms)	1m 9s
Test (unit_components)	1m 11s
Test (unit_other)	2m 14s
Test (integration_auth)	1m 6s
Test (integration_find)	1m 18s
Test (integration_publish)	2m 12s
Test (integration_support)	1m 23s
Test (integration_other)	1m 11s
Deployment To Review	5m 9s
Parallel deployment before production	0s
Production deployment	0s
Sandbox deployment	0s
	29m 50s

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