vlib(pg): use tmp maps also for PostGIS Topology

          (work in progress)


git-svn-id: https://svn.osgeo.org/grass/grass/trunk@55708 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/vector/Vlib/open.c

@@ -1306,7 +1306,7 @@ int map_format(struct Map_info *Map)
             p = G_find_key_value("topology", key_val);
             topology = p && G_strcasecmp(p, "yes") == 0;
         
-            if (topology || getenv("GRASS_VECTOR_EXTERNAL_IMMEDIATE")) {
+            if (getenv("GRASS_VECTOR_EXTERNAL_IMMEDIATE")) {
                 /* vector features are written directly to PostGIS layer */
                 format = GV_FORMAT_POSTGIS;
             }