Fix bgra swap for textures tab - export

paint/sources/tab_textures.ts

@@ -150,7 +150,14 @@ function tab_textures_draw(htab: ui_handle_t) {
 											if (!ends_with(f, ".png")) {
 												f += ".png";
 											}
-											iron_write_png(path + path_sep + f, gpu_get_texture_pixels(target), target.width, target.height, 0);
+
+											/// if IRON_BGRA
+											let buf: buffer_t = export_arm_bgra_swap(gpu_get_texture_pixels(target));
+											/// else
+											let buf: buffer_t = gpu_get_texture_pixels(target);
+											/// end
+
+											iron_write_png(path + path_sep + f, buf, target.width, target.height, 0);
 											gpu_delete_texture(target);
 										}, target);
 									});