test: Fix flaky current chats test (#37860)

Author: KevLehman

apps/meteor/tests/e2e/omnichannel/omnichannel-current-chats.spec.ts

@@ -10,9 +10,9 @@ import { createConversation, updateRoom } from '../utils/omnichannel/rooms';
 import { createTag } from '../utils/omnichannel/tags';
 import { test, expect } from '../utils/test';
 
-const visitorA = faker.person.firstName();
-const visitorB = faker.person.firstName();
-const visitorC = faker.person.firstName();
+const visitorA = `${faker.person.firstName()}-${faker.git.commitSha({ length: 10 })}`;
+const visitorB = `${faker.person.firstName()}-${faker.git.commitSha({ length: 10 })}`;
+const visitorC = `${faker.person.firstName()}-${faker.git.commitSha({ length: 10 })}`;
 
 test.skip(!IS_EE, 'OC - Current Chats > Enterprise Only');