fix: update navigation label from 'All Videos' to 'Videos'

Author: alexandramartinez

src/config.ts

@@ -19,7 +19,7 @@ export const NAV: { label: string; href: string }[] = [
   { label: 'New to Mule', href: '/mulesoft-from-start' },
   { label: 'Learn ACB', href: '/learn-acb' },
   { label: 'MuleSoft + AI', href: '/mulesoft-ai' },
-  { label: 'All Videos', href: '/videos' },
+  { label: 'Videos', href: '/videos' },
 ];
 
 export const SOCIAL = {