Se actualizo el link de la invitacion a slack

Author: luthors

_config.yml

@@ -19,7 +19,7 @@ disqus_shortname: python-chile
 facebook_username : groups/pythonchileprogramadores
 linkedin_username : groups/4929519/
 slack_username :
-slack_invitacion: https://join.slack.com/t/python-chile/shared_invite/enQtMjczMjM1OTkxNjAwLTRmMmI5NDE3Yjg1MWYwYmRhMTIxNGNmODcwYWRmYTUwMmE2NWI0MjM0YmE3NzhhMTcyYWIzOWE2ZGNlMzM4ZjY
+slack_invitacion: https://join.slack.com/t/python-chile/shared_invite/enQtMjczMjM1OTkxNjAwLTIzZjA4Y2ZiNjAwZGJiMGExZjgwMDQ0YjY2MzIzOGQ4ZGRkZGMxYzk1NjgxOWFmMmIwOWMwNDBhYTYzY2MzZDQ
 g-analytics: UA-113857044-1
 altmetric: true