Add Asterinas 0.16.0 announcement

tatetian · tatetian · commit e8455349ed47 · 2025-08-21T17:12:11.000+08:00
diff --git a/content/this-month/2025-08/index.md b/content/this-month/2025-08/index.md
@@ -32,6 +32,7 @@ Please follow this template:
   - (optional) Some additional context
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+- [Announcing Asterinas 0.16.0](https://asterinas.github.io/2025/08/04/announcing-asterinas-0.16.0.html)
 
 ## Infrastructure and Tooling
 
