Bumps python-telegram-bot to last version.

Author: Pablo Chinea

Pipfile

@@ -4,7 +4,7 @@ verify_ssl = true
 name = "pypi"
 
 [packages]
-python-telegram-bot = "==11.1.0"
+python-telegram-bot = "==13.8.1"
 prettyconf = "==2.0.1"
 
 [dev-packages]