Update quick-start-agent.md

Author: PanMarkCake

docs/quick-start-agent.md

@@ -488,13 +488,6 @@ Check `ret`, it got a object list parsed by Textfsm.
 - ✅ Connected to network devices via REST API
 - ✅ Executed commands and retrieved structured data
 
-**Key Takeaways**:
-
-- NetDriver Agent provides HTTP RESTful API for network device automation
-- Session persistence improves efficiency by reusing SSH connections
-- Command queue ensures sequential execution to prevent conflicts
-- Supports multiple vendors with flexible configuration profiles
-- TextFSM integration enables structured data extraction from CLI output
 
 **API Capabilities**: