Don't pass nil email address to EmailChecker #17504

Job	Run time
Build	4m 27s
Tests (unit_shared, on, real_world)	8m 33s
Tests (unit_shared, off, real_world)	8m 51s
Lint (rubocop)	1m 46s
Tests (unit_candidate-provider, on, real_world)	5m 5s
Lint (erblint)	2m 11s
Tests (unit_candidate-provider, off, real_world)	4m 46s
Deployment To Review v2	0s
Lint (brakeman)	1m 26s
Tests (unit_support-referee-api, on, real_world)	4m 39s
Lint (yarn_lint)	1m 2s
Tests (unit_support-referee-api, off, real_world)	4m 40s
Tests (integration_shared, on, real_world)	3m 5s
Tests (integration_shared, off, real_world)	3m 8s
Tests (integration_provider, on, real_world)	3m 12s
Tests (integration_provider, off, real_world)	3m 11s
Tests (integration_candidate, on, real_world)	3m 56s
Tests (integration_candidate, off, real_world)	4m 1s
Report on flakey specs in pull request	6s
Parallel deployment before production v2	0s
Production deployment v2	0s
Sandbox deployment v2	0s
Merge dependabot	0s
	1h 8m 5s

Provide feedback