raw sockets: make creating them a privileged operation

kernel-src/io/net/raw.c

@@ -6,13 +6,10 @@
 #include <spinlock.h>
 #include <kernel/interrupt.h>
 #include <ringbuffer.h>
-#include <kernel/auth.h>
 #include <list.h>
 
 #define SOCKET_BUFFER (16 * 1024)
 
-// TODO: check user creating socket is root
-
 SPINLOCK_DEFINE(list_lock);
 static list_t socket_list;