fix: add caches to summary test

Author: cestef

components/markdown/tests/markdown.rs

@@ -142,6 +142,7 @@ fn can_customise_summary_template() {
         "",
         &permalinks_ctx,
         InsertAnchor::Right,
+        Arc::new(Caches::default()),
     );
     let summary = render_content("Hello <!-- more --> World!", &context).unwrap().summary.unwrap();
     insta::assert_snapshot!(summary);