update doc

README.md

@@ -16,11 +16,11 @@ customize or build up their own version of Rod, the high-level functions are jus
 - Debugging friendly, auto input tracing, remote monitoring headless browser
 - Thread-safe for all operations
 - Automatically find or download [browser](lib/launcher)
-- Lightweight, no third-party dependencies, [CI](https://github.com/go-rod/rod/actions) tested on Linux, Mac, and Windows
 - High-level helpers like WaitStable, WaitRequestIdle, HijackRequests, WaitDownload, etc
 - Two-step WaitEvent design, never miss an event ([how it works](https://github.com/ysmood/goob))
 - Correctly handles nested iframes or shadow DOMs
 - No zombie browser process after the crash ([how it works](https://github.com/ysmood/leakless))
+- [CI](https://github.com/go-rod/rod/actions) enforced 100% test coverage
 
 ## Examples