🐛(frontend) fix disable mailbox button display

Do not display disable/enable mailbox button
for viewers.
Only owner and admin can manage mailbox and use
this button.

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to
 
 ### Fixed
 
+- 🐛(frontend) fix disable mailbox button display #631
 - 🐛(backend) fix dimail call despite mailbox creation failure on our side
 - 🧑‍💻(user) fix the User.language infinite migration #611