Update 03 Stress testing.md

Author: doggy8088

src/data/markdown/translated-guides/en/06 Test Types/03 Stress testing.md

@@ -63,7 +63,7 @@ export const options = {
   // Key configurations for Stress in this section
   stages: [
     { duration: '10m', target: 200 }, // traffic ramp-up from 1 to a higher 200 users over 10 minutes.
-    { duration: '30m', target: 200 }, // stay at higher 200 users for 10 minutes
+    { duration: '30m', target: 200 }, // stay at higher 200 users for 30 minutes
     { duration: '5m', target: 0 }, // ramp-down to 0 users
   ],
 };