feat(add): send check email on change

src/main/java/fr/titionfire/ffsaf/domain/service/KeycloakService.java

@@ -120,6 +120,8 @@ public class KeycloakService {
             user2.setEmail(email);
             user2.setRequiredActions(List.of(RequiredAction.VERIFY_EMAIL.name()));
             user.update(user2);
+            if (enabled_email)
+                user.sendVerifyEmail();
             return "";
         });
     }