adjust to recent vmodtool changes

src/vmod_frozen.c

@@ -39,7 +39,7 @@
 
 static enum type_e
 type_parse(VCL_ENUM e) {
-#define VMODENUM(n) if (e == vmod_enum_ ## n) return(type_ ## n);
+#define VMODENUM(n) if (e == VENUM(n)) return(type_ ## n);
 #include "tbl_enum_type.h"
 	WRONG("illegal type enum");
 }