Removed uses = ReferenceMapper.class from @Mapper in UserMapper.java

Author: sergeycherkasovv

src/main/java/hexlet/code/mapper/UserMapper.java

@@ -15,7 +15,7 @@
 import org.springframework.security.crypto.password.PasswordEncoder;
 
 @Mapper(
-      uses = {JsonNullableMapper.class, ReferenceMapper.class},
+      uses = JsonNullableMapper.class,
       nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.IGNORE,
       componentModel = MappingConstants.ComponentModel.SPRING,
       unmappedTargetPolicy = ReportingPolicy.IGNORE