floppy: Default head-step delay is 5ms

src/floppy.c

@@ -37,7 +37,7 @@ static struct {
 static struct gw_delay delay_params;
 static const struct gw_delay factory_delay_params = {
     .select_delay = 10,
-    .step_delay = 3000,
+    .step_delay = 5000,
     .seek_settle = 15,
     .motor_delay = 750,
     .auto_off = 10000