[master] 514f4db oops - still need the include for other membars

[Nils Goroll]

commit 514f4db8abddd692f7e1ae7aeda009a794b02d90
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Mon Jun 12 13:54:04 2017 +0200

    oops - still need the include for other membars
    
    ... which were added in the meantime

diff --git a/lib/libvarnishapi/vsc.c b/lib/libvarnishapi/vsc.c
index b5c11ad..4cc91f3 100644
--- a/lib/libvarnishapi/vsc.c
+++ b/lib/libvarnishapi/vsc.c
@@ -46,6 +46,7 @@
 #include "vjsn.h"
 #include "vsb.h"
 #include "vend.h"
+#include "vmb.h"
 
 #include "vapi/vsc.h"
 #include "vapi/vsm.h"