Docsy update 2021-09-21 (etcd-io#496)

* Update docsy 2021-09-21
* Revert the CSS change of etcd-io#493

assets/scss/_styles_project.scss

@@ -148,14 +148,14 @@
 
 // DOCS
 
-// Extend the sidebar to the end of the visible page.
 .td-toc {
+  padding-top: 1rem;
+}
+
+// Extend the sidebar to the end of the visible page.
+.td-sidebar-toc {
   height: initial;
   padding-top: 4.75rem;
-
-  & ul {
-    margin-bottom: 0;
-  }
 }
 
 // Custom in-page toc. Apply this class as a modifier on top of the Docsy-provided .td-toc
@@ -221,7 +221,3 @@
 .card-title {
   .fab::before, .fas::before { margin-right: .5rem; }
 }
-
-.search-result-close-button {
-  float: right;
-}