Add password type to models and mirage (#3039)

* feat: 🎸 add new password type to cred models + mirage

* test: 💍 fix

* refactor: 💡 update target mirage trait

* chore: 🤖 add missing attr type

addons/api/addon/generated/models/credential.js

@@ -59,9 +59,9 @@ export default class GeneratedCredentialModel extends BaseModel {
   })
   username;
 
-  // =attributes (username_password, username_password_domain)
+  // =attributes (username_password, username_password_domain, password)
   @attr('string', {
-    for: ['username_password', 'username_password_domain'],
+    for: ['username_password', 'username_password_domain', 'password'],
     isNestedAttribute: true,
     isSecret: true,
     description: 'The password for credential.',