dshot: corrected DShot motor spin direction command

Some ESCs don't store DShot_cmd_spin_direction_reversed persistently

src/drivers/dshot/DShot.cpp

@@ -752,8 +752,8 @@ int DShot::custom_command(int argc, char *argv[])
 	};
 
 	constexpr VerbCommand commands[] = {
-		{"reverse", DShot_cmd_spin_direction_reversed, 10},
-		{"normal", DShot_cmd_spin_direction_normal, 10},
+		{"reverse", DShot_cmd_spin_direction_2, 10},
+		{"normal", DShot_cmd_spin_direction_1, 10},
 		{"save", DShot_cmd_save_settings, 10},
 		{"3d_on", DShot_cmd_3d_mode_on, 10},
 		{"3d_off", DShot_cmd_3d_mode_off, 10},