🛂(dimail) simplify interop with dimail

In this commit, we stop creating /users and /allows in dimail
for our dbs to be in sync. People with stop impersonating users
in dimail and will create mailboxes using its own credentials.

src/backend/mailbox_manager/signals.py

@@ -12,9 +12,7 @@ from django.utils import timezone
 
 from core.models import User
 
-from mailbox_manager import enums
 from mailbox_manager.models import MailDomainAccess, MailDomainInvitation
-from mailbox_manager.utils.dimail import DimailAPIClient
 
 logger = logging.getLogger(__name__)
 
@@ -47,21 +45,5 @@ def convert_domain_invitations(sender, created, instance, **kwargs):  # pylint:
             ]
         )
 
-        management_role = set(valid_domain_invitations.values_list("role", flat="True"))
-        if (
-            enums.MailDomainRoleChoices.OWNER in management_role
-            or enums.MailDomainRoleChoices.ADMIN in management_role
-        ):
-            # Sync with dimail
-            dimail = DimailAPIClient()
-            dimail.create_user(instance.sub)
-
-            for invitation in valid_domain_invitations:
-                if invitation.role in [
-                    enums.MailDomainRoleChoices.OWNER,
-                    enums.MailDomainRoleChoices.ADMIN,
-                ]:
-                    dimail.create_allow(instance.sub, invitation.domain.name)
-
         valid_domain_invitations.delete()
         logger.info("Invitations converted to domain accesses for user %s", instance)