Update docs/product/insights/frontend/index.mdx

Co-authored-by: Liza Mock <[email protected]>

Author: bcoe

docs/product/insights/frontend/index.mdx

@@ -1,7 +1,7 @@
 ---
 title: "Frontend Performance"
 sidebar_order: 10
-description: "Performance views for frontend developers."
+description: "Learn how to use Sentry's Frontend Performance tool to monitor things like web vitals and network requests."
 ---
 
 <Include name="feature-limited-on-team-retention.mdx" />