Call configuration object by correct name in model_maker.py::write_legacy_gconf()

src/scripts/model_maker.py

@@ -877,10 +877,10 @@ def write_legacy_gconf(conf):
     output.write(str_line)
     str_line = " {0:d}\n0\n".format(conf['jwtm'])
     output.write(str_line)
-    if (gconf['use_refinement']):
+    if (conf['use_refinement']):
         str_line = "USE_REFINEMENT=1\n"
         output.write(str_line)
-    if (not gconf['dyn_orders']):
+    if (not conf['dyn_orders']):
         str_line = "USE_DYN_ORDER=0\n"
         output.write(str_line)
     output.close()