Emails validation works differently

[TomashKhamlai]

Preconditions (*)

1. No

Steps to reproduce (*)

1. Create Customer Account

   mutation {
   createCustomer(
   input: {
     firstname: "Fernanda"
     lastname: "Hernández"
     email: "t@rioe.d5"
     password: "123123qA"
   }
   ) {
   customer {
     addresses {
       city
       region {
         region
         region_code
       }
       country_id
     }
   }
   }
   }

Expected result (*)

1. "message": "Please enter a valid email address (Ex: johndoe@domain.com)."

Actual result (*)

1. Successfully saved

[vasylmalanka]

@magento give me 2.3-develop instance