Update GitHub Discussions link in introduction.mdx

Shorter and saves a HTTP redirect

Author: coliff

site/src/content/docs/getting-started/introduction.mdx

@@ -149,7 +149,7 @@ For improved cross-browser rendering, we use [Reboot]([[docsref:/content/reboot]
 Stay up-to-date on the development of Bootstrap and reach out to the community with these helpful resources.
 
 - Read and subscribe to [The Official Bootstrap Blog]([[config:blog]]).
-- Ask questions and explore [our GitHub Discussions](https://github.com/twbs/bootstrap/discussions).
+- Ask questions and explore [our GitHub Discussions](https://github.com/orgs/twbs/discussions).
 - Discuss, ask questions, and more on [the community Discord](https://discord.gg/bZUvakRU3M) or [Bootstrap subreddit](https://www.reddit.com/r/bootstrap/).
 - Chat with fellow Bootstrappers in IRC. On the `irc.libera.chat` server, in the `#bootstrap` channel.
 - Implementation help may be found at Stack Overflow (tagged [`bootstrap-5`](https://stackoverflow.com/questions/tagged/bootstrap-5)).