O3-3586 - Trying to register a patient using a duplicate identifier should block the form from submitting any data (#615)
* O3-3586 - Trying to register a patient using a duplicate identifier should block the form from submitting any data
* O3-3586 - Adding test for - Trying to register a patient using a duplicate identifier should block the form from submitting any data
* O3-3586 - Adding a new test to ensure shouldUpdateAnExistingPatientIdentifier - Trying to register a patient using a duplicate identifier should block the form from submitting any data