Readded email uniqueness validation #4600

Job	Run time
Build and push Docker image	3m 19s
Build and push Docker image	3m 19s
Lead Provider OpenAPI Check / Check OpenAPI schema	3m 48s
Lead Provider OpenAPI Check / Check OpenAPI schema	3m 48s
RSpec / Lint ruby	1m 22s
RSpec / Lint ruby	1m 22s
RSpec / Run Rspec (6, 0)	4m 38s
RSpec / Run Rspec (6, 0)	4m 5s
RSpec / Lint SCSS	56s
RSpec / Lint SCSS	56s
RSpec / Run Rspec (6, 1)	4m 50s
RSpec / Run Rspec (6, 1)	4m 50s
RSpec / Run Rspec (6, 2)	4m 28s
RSpec / Run Rspec (6, 2)	4m 28s
RSpec / Run Rspec (6, 3)	4m 10s
RSpec / Run Rspec (6, 3)	4m 10s
RSpec / Run Rspec (6, 4)	4m 50s
RSpec / Run Rspec (6, 4)	4m 50s
RSpec / Run Rspec (6, 5)	4m 28s
RSpec / Run Rspec (6, 5)	4m 28s
Deploy review	3m 52s
Deploy review	3m 52s
RSpec / Sonar Scanner	0s
RSpec / Sonar Scanner	2m 35s
All checks passed	0s
All checks passed	1s
Deploy staging	0s
Deploy staging	0s
Deploy separation	0s
Deploy separation	0s
Deploy production	0s
Deploy production	0s
Deploy sandbox	0s
Deploy sandbox	0s
	1h 23m 25s

Provide feedback