swaybar: fix tray_padding vs min-height re: scale

Co-authored-by: xdavidwu <xdavidwuph@gmail.com>

swaybar/tray/tray.c

@@ -116,8 +116,8 @@ uint32_t render_tray(cairo_t *cairo, struct swaybar_output *output, double *x) {
 		}
 	} // else display on all
 
-	if ((int) output->height*output->scale <= 2*config->tray_padding) {
+	if ((int)(output->height * output->scale) <= 2 * config->tray_padding) {
-		return 2*config->tray_padding + 1;
+		return (2 * config->tray_padding + 1) / output->scale;
 	}
 
 	uint32_t max_height = 0;