Minor (comment only), part 2

Second attempt of symfony/symfony#48242
Even if you didn't like "visual", you still can't say "its" to a user ;-)

User/UserInterface.php

@@ -55,7 +55,7 @@ public function getRoles(): array;
     public function eraseCredentials();
 
     /**
-     * Returns the identifier for this user (e.g. its username or email address).
+     * Returns the identifier for this user (e.g. username or email address).
      */
     public function getUserIdentifier(): string;
 }