Add new link utilities, icon link helper, and update colored link helpers (#37762)

* Add new link utilities, update colored link helpers

* Remove commented out code

* Fixes

* Remove examples changes

* Fixes and copy

* Fix icon-link instances on homepage

* Bump bundlewatch

* Fix node-sass issue for rgba() function bug

* More bundlewatch

* One more time after merge

* Add callout for a11y

* Hover and focus-visible

* Add a11y callouts

* Remove duplicate for now

* More code review feedback

site/layouts/partials/home/get-started.html

@@ -7,9 +7,9 @@
     Jump right into building with Bootstrap—use the CDN, install it via package manager, or download the source code.
   </p>
   <p class="d-flex justify-content-md-start justify-content-md-center lead fw-normal">
-    <a href="/docs/{{ .Site.Params.docs_version }}/getting-started/download/" class="icon-link fw-semibold justify-content-center ps-md-4">
+    <a href="/docs/{{ .Site.Params.docs_version }}/getting-started/download/" class="icon-link icon-link-hover fw-semibold ps-md-4">
       Read installation docs
-      <svg class="bi"><use xlink:href="#arrow-right-short"></use></svg>
+      <svg class="bi"><use xlink:href="#arrow-right"></use></svg>
     </a>
   </p>
 </div>