fixed border color transition property on GalleryRow

src/lib/lists/gallery-row.svelte

@@ -42,7 +42,7 @@
         margin: 0;
         padding: 8px;
         text-decoration: none;
-        transition: background-color 0.1s ease-out, outline-color 0.1s ease-out;
+        transition: background-color 0.1s ease-out, border-color 0.1s ease-out;
         border: 2px dashed transparent;
     }