Make username match other style

Author: LegNeato

blog/2024-12-29-rust-gpu-0.10.md

@@ -204,7 +204,7 @@ and [Hacker News](https://news.ycombinator.com/item?id=42280697).
 
 Thank you to the 13 community contributors, most of whom contributed for the first time:
 
-[BeastLe9enD](https://github.com/BeastLe9enD), [beef
+[`@BeastLe9enD`](https://github.com/BeastLe9enD), [beef
 (`@fee1-dead`)](https://github.com/fee1-dead), [Brice Videau
 (`@Kerilk`)](https://github.com/Kerilk) [Bruce Mitchener
 (`@waywardmonkeys`)](https://github.com/waywardmonkeys),