Apply the hover TOC effect to the left nav too

Author: jaygeorge

resources/css/components/nav/sidebar.css

@@ -142,6 +142,10 @@
                     a {
                         /* Otherwise the sidebar might grow too big e.g. >> /reference */
                         max-width: 12rem;
+                        border-radius: var(--border-radius-md);
+                        &:hover {
+                            background: var(--color-pink-light-4);
+                        }
                     }
 
                     button {

resources/css/objects/toc-scroll-spy.css

@@ -2,8 +2,7 @@
 =================================================== */
 /* Notes...
 
-    - Use JS for now until scroll-driven-animations are more widely supported
-    - For scroll-driven version see /objects/toc-scroll-spy.css
+    - Use JS for a fallback until scroll-target-group are more widely supported
 
 */
 /* HTML Example...