Hide new sky properties if we don't have sky as a background

scene/resources/environment.cpp

@@ -303,7 +303,7 @@ Ref<Texture> Environment::get_adjustment_color_correction() const {
 
 void Environment::_validate_property(PropertyInfo &property) const {
 
-	if (property.name == "background_sky" || property.name == "background_sky_custom_fov" || property.name == "background_sky_orientation" || property.name == "ambient_light/sky_contribution") {
+	if (property.name == "background_sky" || property.name == "background_sky_custom_fov" || property.name == "background_sky_orientation" || property.name == "background_sky_rotation" || property.name == "background_sky_rotation_degrees" || property.name == "ambient_light/sky_contribution") {
 		if (bg_mode != BG_SKY && bg_mode != BG_COLOR_SKY) {
 			property.usage = PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL;
 		}