units color was locked on black (merge from devbr6)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@49700 15284696-431f-4ddb-bdfa-cd5b030d7da7

ps/ps.map/ps_fclrtbl.c

@@ -322,8 +322,8 @@ int PS_fcolortable(void)
 	}
 
 	text_box_path( xu, yu, label_xref, label_yref, units, fontsize, 0);
-	set_rgb_color(BLACK); 
 	fprintf(PS.fp, "TIB\n");
+	set_rgb_color(BLACK);
     }
 
     Rast_free_colors(&colors);