Add support for deleted business messages event

src/TgBotLib/Events/DeletedBusinessMessagesEvent.php

@@ -0,0 +1,29 @@
+<?php
+
+    namespace TgBotLib\Events;
+
+    use TgBotLib\Abstracts\UpdateEvent;
+    use TgBotLib\Bot;
+    use TgBotLib\Enums\UpdateEventType;
+    use TgBotLib\Objects\BusinessMessagesDeleted;
+
+    abstract class DeletedBusinessMessagesEvent extends UpdateEvent
+    {
+        /**
+         * @inheritDoc
+         */
+        public static function getEventType(): UpdateEventType
+        {
+            return UpdateEventType::DELETED_BUSINESS_MESSAGES;
+        }
+
+        /**
+         * Messages were deleted from a connected business account
+         *
+         * @return BusinessMessagesDeleted
+         */
+        protected function getBusinessMessagesDeleted(): BusinessMessagesDeleted
+        {
+            return $this->update->getDeletedBusinessMessages();
+        }
+    }