chore: update as-test description (#253)

Author: JairusSW

src/built-with-assemblyscript.md

@@ -211,7 +211,7 @@ A place for all things AssemblyScript. Feel free to add your projects and applic
 ## Testing / Benchmarking
 
 * [as-test](https://github.com/JairusSW/as-test)<br />
-  Universal testing framework for all versions of AssemblyScript. Compatible with WASI or Bindings
+  Runtime-agnostic testing framework for AssemblyScript. Supports mocking, snapshots, code coverage, fuzzing, and more. 
 * [as-tral](https://github.com/romdotdog/as-tral)<br />
   AssemblyScript benchmarking library inspired by criterion.rs. (Required AssemblyScript >= 0.20)
 * [as-pect](https://github.com/jtenner/as-pect)<br />