wxGUI: install missing gis_set_error.py

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@42652 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/Makefile

@@ -10,7 +10,7 @@ include $(MODULE_TOPDIR)/include/Make/Python.make
 
 ETCDIR = $(ETC)/gui/wxpython
 
-SRCFILES := $(wildcard scripts/* compat/* gui_modules/* icons/*.* icons/silk/* images/* xml/*) gis_set.py wxgui.py README
+SRCFILES := $(wildcard scripts/* compat/* gui_modules/* icons/*.* icons/silk/* images/* xml/*) gis_set.py gis_set_error.py wxgui.py README
 DSTFILES := $(patsubst %,$(ETCDIR)/%,$(SRCFILES)) $(patsubst %.py,$(ETCDIR)/%.pyc,$(filter %.py,$(SRCFILES)))
 
 DSTDIRS := $(patsubst %,$(ETCDIR)/%,compat gui_modules icons icons/silk images scripts vdigit xml)