Migrate VTY code to libosmovty
diff --git a/openbsc/src/gprs/gb_proxy.c b/openbsc/src/gprs/gb_proxy.c
index 26c9e4f..b6fbac7 100644
--- a/openbsc/src/gprs/gb_proxy.c
+++ b/openbsc/src/gprs/gb_proxy.c
@@ -567,7 +567,7 @@
 }
 
 
-#include <vty/command.h>
+#include <osmocom/vty/command.h>
 
 gDEFUN(show_gbproxy, show_gbproxy_cmd, "show gbproxy",
        SHOW_STR "Display information about the Gb proxy")