docs: drop outdated MT engines list (#195)

Author: andrii-bodnar

crowdin_api/api_resources/machine_translation_engines/resource.py

@@ -9,8 +9,6 @@ class MachineTranslationEnginesResource(BaseResource):
     Resource for Machine Translation Engines.
 
     Machine Translation Engines (MTE) are the sources for pre-translations.
-    You can currently connect Google Translate, Microsoft Translator, Yandex. Translate, DeepL Pro,
-    Amazon Translate, and Watson (IBM) Translate engines.
 
     Use API to add, update, and delete specific MTE.