README: update discussions. (Homebrew#98675)

MikeMcQuaid · web-flow · commit 521f0d4b1e20 · 2022-04-06T11:10:37.000+01:00
Point to organisation discussions instead.
diff --git a/README.md b/README.md
@@ -2,7 +2,7 @@
 
 Core formulae for the Homebrew package manager.
 
- [Homebrew/discussions (forum)](https://github.com/homebrew/discussions/discussions)
+ [Homebrew/discussions (forum)](https://github.com/orgs/Homebrew/discussions)
 
 ## How do I install these formulae?
 
