Merge pull request #360 from BennoLossin/field-projection-2025h2

field projections: fix url encoding

Author: lqd

src/2025h2/field-projections.md

@@ -74,7 +74,7 @@ that improves upon it.
 
 For historical context, there also is the [Field Projections RFC v1].
 
-[newer proposal]: https://hackmd.io/@BennoLossin/HkMBy6Hzlx
+[newer proposal]: https://hackmd.io/%40BennoLossin/HkMBy6Hzlx
 [Field Projections RFC v1]: https://github.com/rust-lang/rfcs/pull/3318
 [Field Projections RFC v2]: https://github.com/rust-lang/rfcs/pull/3735