r.random.cells: keyword added

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@58657 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.random.cells/main.c

@@ -45,6 +45,7 @@ int main(int argc, char *argv[])
     G_add_keyword(_("raster"));
     G_add_keyword(_("sampling"));
     G_add_keyword(_("random"));
+    G_add_keyword(_("autocorrelation"));
     module->description =
 	_("Generates random cell values with spatial dependence.");