Fix draft template header formatting for editor list

Author: mariannegoldin

draft/DRAFT_TEMPLATE

@@ -220,7 +220,7 @@ Please see the latest [Who's Hiring thread on r/rust](INSERT_LINK_HERE)
 
 [Please submit quotes and vote for next week!](https://users.rust-lang.org/t/twir-quote-of-the-week/328)
 
-*This Week in Rust is edited by: *
+This Week in Rust is edited by:
 * [nellshamrell](https://github.com/nellshamrell)
 * [llogiq](https://github.com/llogiq)
 * [ericseppanen](https://github.com/ericseppanen)