Bump rubocop-rails from 2.27.0 to 2.28.0 #18327

Job	Run time
Build	6m 51s
Tests (unit_shared, on, real_world)	8m 32s
Lint (rubocop)	1m 41s
Tests (unit_shared, off, real_world)	9m 0s
Lint (erblint)	2m 15s
Lint (brakeman)	1m 19s
Deployment To Review v2	0s
Lint (yarn_lint)	1m 2s
Tests (unit_candidate-provider, on, real_world)	4m 32s
Tests (unit_candidate-provider, off, real_world)	4m 31s
Tests (unit_support-referee-api, on, real_world)	4m 17s
Tests (unit_support-referee-api, off, real_world)	4m 8s
Tests (integration_shared, on, real_world)	3m 0s
Tests (integration_shared, off, real_world)	2m 59s
Tests (integration_provider, on, real_world)	3m 16s
Tests (integration_provider, off, real_world)	3m 24s
Tests (integration_candidate, on, real_world)	3m 49s
Tests (integration_candidate, off, real_world)	3m 59s
Report on flakey specs in pull request	0s
Parallel deployment before production v2	0s
Production deployment v2	0s
Merge dependabot	0s
Sandbox deployment v2	0s
	1h 8m 35s

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