Add RemovedChatBoostEvent class

src/TgBotLib/Events/RemovedChatBoostEvent.php

@@ -0,0 +1,26 @@
+<?php
+
+    namespace TgBotLib\Events;
+
+    use TgBotLib\Abstracts\UpdateEvent;
+    use TgBotLib\Enums\EventType;
+    use TgBotLib\Objects\ChatBoostRemoved;
+
+    abstract class RemovedChatBoostEvent extends UpdateEvent
+    {
+        /**
+         * @inheritDoc
+         */
+        public static function getEventType(): EventType
+        {
+            return EventType::REMOVED_CHAT_BOOST_EVENT;
+        }
+
+        /**
+         * @return ChatBoostRemoved The object representing the removed chat boost.
+         */
+        protected function getChatBoostRemoved(): ChatBoostRemoved
+        {
+            return $this->update->getRemovedChatBoost();
+        }
+    }