Make email nullable in case the user isnt authorized to query it

Co-authored-by: Niklas van Schrick <mc.taucher2003@gmail.com>
Signed-off-by: Dario Pranjic <96529060+Knerio@users.noreply.github.com>

Author: Knerio

app/graphql/types/user_type.rb

@@ -9,10 +9,11 @@ class UserType < Types::BaseObject
     field :avatar_path, String, null: true, description: 'The avatar if present of the user'
 
     field :admin, Boolean, null: false, description: 'Global admin status of the user'
-    field :email, String, null: false, description: 'Email of the user', authorize: :read_email
-    field :email_verified_at, Types::TimeType, null: true,
-                                               description: 'Email verification date of the user if present',
-                                               authorize: :read_email
+    field :email, String, null: true, description: 'Email of the user', authorize: :read_email
+    field :email_verified_at, Types::TimeType,
+          null: true,
+          description: 'Email verification date of the user if present',
+          authorize: :read_email
     field :firstname, String, null: true, description: 'Firstname of the user'
     field :lastname, String, null: true, description: 'Lastname of the user'
     field :username, String, null: false, description: 'Username of the user'

docs/graphql/object/user.md

@@ -11,7 +11,7 @@ Represents a user
 | `admin` | [`Boolean!`](../scalar/boolean.md) | Global admin status of the user |
 | `avatarPath` | [`String`](../scalar/string.md) | The avatar if present of the user |
 | `createdAt` | [`Time!`](../scalar/time.md) | Time when this User was created |
-| `email` | [`String!`](../scalar/string.md) | Email of the user |
+| `email` | [`String`](../scalar/string.md) | Email of the user |
 | `emailVerifiedAt` | [`Time`](../scalar/time.md) | Email verification date of the user if present |
 | `firstname` | [`String`](../scalar/string.md) | Firstname of the user |
 | `id` | [`UserID!`](../scalar/userid.md) | Global ID of this User |