Update changelog entry

Co-authored-by: felixarntz <flixos90@git.wordpress.org>

plugins/performance-lab/readme.txt

@@ -75,7 +75,7 @@ Contributions are always welcome! Learn more about how to get involved in the [C
 
 **Enhancements**
 
-* Add Site Health check for `Cache-Control: no-store` page response header which disables bfcache. ([1807](https://github.com/WordPress/performance/pull/1807))
+* Add Site Health test for `Cache-Control: no-store` page response header which disables bfcache. ([1807](https://github.com/WordPress/performance/pull/1807))
 * Add Site Health test to verify that static assets are served with far-future expires. ([1727](https://github.com/WordPress/performance/pull/1727))
 * Enqueue scripts using `plugins_url()` instead of `plugin_dir_url()`. ([1761](https://github.com/WordPress/performance/pull/1761))