fix compilation to new name of functions module

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@53986 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/python/pygrass/Makefile

@@ -8,7 +8,7 @@ PYDIR = $(ETC)/python
 GDIR = $(PYDIR)/grass
 DSTDIR = $(GDIR)/pygrass
 
-MODULES = errors env orderdict region
+MODULES = errors functions orderdict region
 
 CLEAN_SUBDIRS = modules raster vector tests