vl.c: Remove double include of netinet/in.h for Solaris

vl.c: netinet/in.h is already included once above for the
Signed-off-by: NJes Sorensen <Jes.Sorensen@redhat.com>
Acked-by: NAndreas Faerber <afaerber@opensolaris.org>
Acked-by: NJuan Quintela <quintela@redhat.com>
Acked-by: NRichard Henderson <rth@redhat.com>
Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>

vl.c

@@ -70,7 +70,6 @@
 #include <sys/ethernet.h>
 #include <sys/sockio.h>
 #include <netinet/arp.h>
-#include <netinet/in.h>
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <netinet/ip_icmp.h> // must come after ip.h