Update README.md

README.md

@@ -79,6 +79,7 @@ GNU gdb 6.6
 Copyright (C) 2006 Free Software Foundation, Inc.
 ...
 (gdb) dir /os161-1.99/kern/compile/ASST0
+(gdb) target remote unix:.sockets/gdb
 ...
 ```
 You will need to use the command `dir /kernel/kern/compile/ASST#` where `#` is the assignment number. This will make sure to load the symbols