g.mlist: fix compilation (missing EXTRA_INC)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@61030 15284696-431f-4ddb-bdfa-cd5b030d7da7

general/g.mlist/Makefile

@@ -4,6 +4,7 @@ PGM = g.mlist
 
 LIBES = $(MANAGELIB) $(GISLIB) $(RASTERLIB) $(RASTER3DLIB) $(VECTORLIB)
 DEPENDENCIES = $(MANAGEDEP) $(GISDEP) $(RASTERDEP) $(RASTER3DDEP) $(VECTORDEP)
+EXTRA_INC = $(VECT_INC)
 
 include $(MODULE_TOPDIR)/include/Make/Module.make