Update verify.md

Closes #183

Author: richard-uk1

src/03-setup/verify.md

@@ -51,7 +51,7 @@ $ ls -l /dev/bus/usb/003/005
 crw-rw-r-- 1 root root 189, 21 Sep 13 00:00 /dev/bus/usb/003/005
 ```
 
-As before, the permissions should be `crw-rw-r--`.
+As before, the permissions should be `crw-rw-rw-`.
 
 ## All