Transform the linked_monoforum_id

Author: danog

src/TL/TL.php

@@ -1092,6 +1092,11 @@ public function deserialize($stream, array $type)
             $x['id'] = $x['id'] > Magic::MAX_CHANNEL_ID
                 ? DialogId::fromMonoforumId($x['id'])
                 : DialogId::fromSupergroupOrChannelId($x['id']);
+            if (isset($x['linked_monoforum_id'])) {
+                $x['linked_monoforum_id'] = $x['linked_monoforum_id'] > Magic::MAX_CHANNEL_ID
+                    ? DialogId::fromMonoforumId($x['linked_monoforum_id'])
+                    : DialogId::fromSupergroupOrChannelId($x['linked_monoforum_id']);
+            }
         } elseif ($x['_'] === 'chat'
             || $x['_'] === 'chatForbidden'
             || $x['_'] === 'chatFull'