readme update

Author: wclr

README.md

@@ -44,7 +44,7 @@ tsnd --respawn server.ts
 - `--interval` - Polling interval (ms)
 - `--debounce` - Debounce file change events (ms, non-polling mode)
 - `--clear` (`--cls`) Will clear screen on restart
-- `--watch` - Explicitly add files or folders to watch (list separated by commas)
+- `--watch` - Explicitly add files or folders to watch and restart on change (list separated by commas)
 
 **Caveats and points of notice:**