libgis: debug message cosmetics (option_to_separator moved to level 3)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@65259 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/gis/parser.c

@@ -1604,7 +1604,7 @@ char* G_option_to_separator(const struct Option *option)
     else
         sep = G_store(option->answer);
     
-    G_debug(2, "G_option_to_separator(): key = %s -> sep = '%s'",
+    G_debug(3, "G_option_to_separator(): key = %s -> sep = '%s'",
 	    option->key, sep);
     
     return sep;