Remove default value

#9464 (comment)

Signed-off-by: Vitor Mattos <[email protected]>

Author: vitormattos

lib/Controller/RoomController.php

@@ -1494,7 +1494,7 @@ public function setMessageExpiration(int $seconds): DataResponse {
 
 	#[NoAdminRequired]
 	#[RequireLoggedInModeratorParticipant]
-	public function setCanMentionEveryone(int $config = Room::CAN_MENTION_EVERYONE_ALL): DataResponse {
+	public function setCanMentionEveryone(int $config): DataResponse {
 		try {
 			$this->roomService->setCanMentionEveryone($this->room, $config);
 		} catch (\InvalidArgumentException $e) {