docs:update slack link

Author: Naramsim

README.md

@@ -198,7 +198,7 @@ Thank you to all our backers! [Become a backer](https://opencollective.com/pokea
 Have a question or just want to discuss new ideas and improvements? Hit us up on Slack. ~~Consider talking with us here before creating a new issue.~~
 This way we can keep issues here a bit more organized and helpful in the long run. Be excellent to each other :smile:
 
-[Sign up](https://join.slack.com/t/pokeapi/shared_invite/zt-2ampo6her-_tHSI3uOS65WzGypt7Y96w) easily!
+[Sign up](https://join.slack.com/t/pokeapi/shared_invite/zt-38w145rww-I_ROYnZME2n1c7mQXppEAQ) easily!
 
 Once you've signed up visit [PokéAPI on Slack](https://pokeapi.slack.com)