Updated additional Slack Link (#474)

Author: rsforbes

README.md

@@ -73,7 +73,7 @@ games.get_dict()
 # Join the Community
 ## Slack
 
-Join [Slack](https://join.slack.com/t/nbaapi/shared_invite/zt-2c18itntt-ObWh0ovNQmnwLGFagmCbpg) to get help, help others, provide feedback, see amazing projects, participates in discussions, and collaborate with others from around the world.
+Join [Slack](https://join.slack.com/t/nbaapi/shared_invite/zt-2svs1m40l-aeS5c0PQpft9qSh1mPXC~w) to get help, help others, provide feedback, see amazing projects, participates in discussions, and collaborate with others from around the world.
 
 ## Stack Overflow