Update to Bot API 4.4

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Unreleased
 
 - Rails 6.0 support.
+- Update to Bot API 4.4.
 
 # 0.14.2
 

lib/telegram/bot/client/api_methods.txt

@@ -1,5 +1,5 @@
 # Generated with bin/fetch-telegram-methods
-# Bot API 4.3
+# Bot API 4.4
 
 getUpdates
 setWebhook
@@ -30,6 +30,7 @@ kickChatMember
 unbanChatMember
 restrictChatMember
 promoteChatMember
+setChatPermissions
 exportChatInviteLink
 setChatPhoto
 deleteChatPhoto