Remove @xFrednet from docs 👋 (rust-lang#14415)

Cleaning up the last few loose ends. To everyone reading this: I hope
you have a beautiful day!

changelog: none

r? @ghost

Author: xFrednet

book/src/development/the_team.md

@@ -102,8 +102,7 @@ is responsible for maintaining Clippy.
 
 5. **Update the changelog**
 
-    This needs to be done for every release, every six weeks. This is usually
-    done by @xFrednet.
+    This needs to be done for every release, every six weeks.
 
 ### Membership