Grant rm right alongside sudo when player 1 decodes their message

rm was checked everywhere but never actually added to any player's
rights, so the command was unreachable until now.

src/Game/Service/GameResponseService.php

@@ -550,6 +550,7 @@ class GameResponseService
 
         if ($decodeMessage === DecodeMessage::PLAYER_1) {
             $this->grantRightToAllPlayers($player->getSession(), 'sudo');
+            $this->grantRightToAllPlayers($player->getSession(), 'rm');
         }
 
         if ($decodeMessage === DecodeMessage::PLAYER_2) {