testing/testsuites/kernel/socket/cases: fix compilation error

fix compilation error:

kernel/socket/cases/net_socket_test_010.c: In function ‘ioctltestinternal’:
kernel/socket/cases/net_socket_test_010.c:188:20: error: ‘siocgifname’ undeclared (first use in this function)
  188 |   ret = ioctl(sfd, siocgifname, &ifr);

Signed-off-by: raiden00pl <raiden00@railab.me>

Author: raiden00pl

testing/testsuites/kernel/socket/cases/net_socket_test_010.c

@@ -76,7 +76,7 @@ static char *ifindex2name(int fd, unsigned index, char *name)
   int ret;
 
   ifr.ifr_ifindex = index;
-  ret = ioctl(fd, siocgifname, &ifr);
+  ret = ioctl(fd, SIOCGIFNAME, &ifr);
   if (ret < 0)
     {
       return NULL;
@@ -185,7 +185,7 @@ static int ioctltestinternal(int sfd)
   assert_int_equal(ret, lanindex);
 
   ifr.ifr_ifindex = lanindex;
-  ret = ioctl(sfd, siocgifname, &ifr);
+  ret = ioctl(sfd, SIOCGIFNAME, &ifr);
   assert_int_equal(ret, 0);
   syslog(LOG_INFO, "name of ifindex %u: %s", lanindex, ifr.ifr_name);
   assert_string_equal(ifr.ifr_name, lanname);