[6.0] b0249dc88 Test $Synopsis stanza

[Dridi Boukelmoune]

commit b0249dc8892a188e5214da47ab36980ce4b4aacd
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Wed Nov 28 13:53:23 2018 +0100

    Test $Synopsis stanza
    
    this would have caught 7395ecae8fdfaefca9ee5438d35ea6101c7a9f56

diff --git a/lib/libvmod_debug/vmod.vcc b/lib/libvmod_debug/vmod.vcc
index f5ab7594a..0409c1f0a 100644
--- a/lib/libvmod_debug/vmod.vcc
+++ b/lib/libvmod_debug/vmod.vcc
@@ -29,6 +29,7 @@
 $Module debug 3 "Development, test and debug"
 $ABI strict
 $Prefix xyzzy
+$Synopsis auto
 DESCRIPTION
 ===========