Merge pull request #84181 from jsjtxietian/fix-FastNoiseLite.get_image-crash

Fix `FastNoiseLite.get_image` crashes with bad param

modules/noise/noise.cpp

@@ -166,6 +166,9 @@ Vector<Ref<Image>> Noise::_get_image(int p_width, int p_height, int p_depth, boo
 
 Ref<Image> Noise::get_image(int p_width, int p_height, bool p_invert, bool p_in_3d_space, bool p_normalize) const {
 	Vector<Ref<Image>> images = _get_image(p_width, p_height, 1, p_invert, p_in_3d_space, p_normalize);
+	if (images.is_empty()) {
+		return Ref<Image>();
+	}
 	return images[0];
 }