Add heapless 0.9.1 release announcement

sgued · sgued · commit 7a7eb3b5977d · 2025-08-21T08:29:41.000+02:00
diff --git a/draft/2025-08-20-this-week-in-rust.md b/draft/2025-08-20-this-week-in-rust.md
@@ -45,6 +45,8 @@ and just ask the editors to select the category.
 
 ### Project/Tooling Updates
 
+* [Heapless v0.9.1 - `static` friendly data structures that don't require dynamic memory allocation](https://blog.rust-embedded.org/heapless-091/)
+
 ### Observations/Thoughts
 
 ### Rust Walkthroughs
