r.cost, r.walk: fix debug level

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@64289 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.cost/main.c

@@ -383,7 +383,7 @@ int main(int argc, char *argv[])
     /* calculate disk space and memory requirements */
     /* (nrows + ncols) * 8. * 20.0 / 1048576. for Dijkstra search */
     pq_mb = ((double)nrows + ncols) * 8. * 20.0 / 1048576.;
-    G_debug(0, "pq MB: %g", pq_mb);
+    G_debug(1, "pq MB: %g", pq_mb);
     maxmem -= pq_mb;
     if (maxmem < 10)
 	maxmem = 10;

raster/r.walk/main.c

@@ -496,7 +496,7 @@ int main(int argc, char *argv[])
     /* calculate disk space and memory requirements */
     /* (nrows + ncols) * 8. * 20.0 / 1048576. for Dijkstra search */
     pq_mb = ((double)nrows + ncols) * 8. * 20.0 / 1048576.;
-    G_debug(0, "pq MB: %g", pq_mb);
+    G_debug(1, "pq MB: %g", pq_mb);
     maxmem -= pq_mb;
     if (maxmem < 10)
 	maxmem = 10;