feat(CreateUserUseCase): asignado rol USER por defecto a todos lo usuarios que se registran

src/main/java/com/example/apprecetas/user/application/impl/CreateUserUseCaseImpl.java

 package com.example.apprecetas.user.application.impl;
 
 import com.example.apprecetas.user.application.CreateUserUseCase;
+import com.example.apprecetas.user.domain.entity.Role;
 import com.example.apprecetas.user.domain.entity.User;
 import com.example.apprecetas.user.domain.repository.CreateUserRepository;
 import com.example.apprecetas.user.infrastructure.mapper.UserMapper;
@@ -23,6 +24,8 @@ public class CreateUserUseCaseImpl implements CreateUserUseCase {
     public User create(User user) {
         UserDocument userDocument = mapper.mapDocument(user);
         userDocument.setPassword(passwordEncoder.encode(userDocument.getPassword()));
+        userDocument.setRole(Role.USER);
+
         UserDocument createdUser = repository.create(userDocument);
         return mapper.mapDocument(createdUser);
     }