let arraystats library be compiled automatically

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@32220 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/Makefile

@@ -35,6 +35,7 @@ SUBDIRS = \
 	init \
 	cdhc \
 	stats \
+	arraystats \
 	python
 
 include $(MODULE_TOPDIR)/include/Make/Platform.make