active-highlight color change

visually nothing changed other than now it has opacity, so its transparent with the sidebar for when the background changes ie. opening a comic details page

UI/Web/src/theme/components/_sidenav.scss

@@ -154,6 +154,7 @@
 
       .active-highlight {
         background-color: #2f2f2f;
+        background-color: rgb(255 255 255 / 9%);
         width: 2px;
         height: 100%;
         position: absolute;