[6.0] 98f594e68 Missing #undef

[Dridi Boukelmoune]

commit 98f594e681b52aaa7f552563fa73def4d50a5941
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Thu Jul 4 12:32:55 2019 +0200

    Missing #undef

diff --git a/include/tbl/vsl_tags.h b/include/tbl/vsl_tags.h
index dd284890a..698807b17 100644
--- a/include/tbl/vsl_tags.h
+++ b/include/tbl/vsl_tags.h
@@ -659,6 +659,7 @@ SLTM(VCL_use, 0, "VCL in use",
 	"\n"
 )
 
+#undef NOSUP_NOTICE
 #undef NODEF_NOTICE
 #undef SLTM