Re enable the provider messaging spec #15257

Job	Run time
Build	2m 41s
Lint (rubocop)	1m 48s
Lint (erblint)	2m 36s
Tests (unit_shared, on, real_world)	8m 30s
Deployment To Review v2	0s
Lint (brakeman)	1m 17s
Tests (unit_shared, off, real_world)	7m 26s
Lint (yarn_lint)	1m 4s
Tests (unit_candidate-provider, on, real_world)	4m 32s
Tests (unit_candidate-provider, off, real_world)	4m 40s
Tests (unit_support-referee-api, on, real_world)	4m 28s
Tests (unit_support-referee-api, off, real_world)	4m 17s
Tests (integration_shared, on, real_world)	2m 46s
Tests (integration_shared, off, real_world)	2m 36s
Tests (integration_provider, on, real_world)	11m 43s
Tests (integration_provider, off, real_world)	11m 53s
Tests (integration_candidate, on, real_world)	3m 25s
Tests (integration_candidate, off, real_world)	3m 18s
Report on flakey specs in pull request	0s
Parallel deployment before production v2	0s
Merge dependabot	0s
Production deployment v2	0s
Sandbox deployment v2	0s
	1h 19m 0s

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