More darkmode examples (#38058)

* WIP darkmode examples

* Fix product css error, redo parts of blog

* wip dashboard

* updated rtl generated

* fix up some examples, namely dashboard

* jumbotron and sign-in fixes

* more fixes

* more

* Fixes from code review

* Remove duplicate `data-bs-target` in dashboard/index.html

* Modify `blog-rtl/index.html`

* Modify `dashboard-rtl/index.html`

* Modify `carousel-rtl/index.html`

* Keep JS on all pages for switcher

* Remove Feather from dashboard examples

---------

Co-authored-by: Julien Déramond <juderamond@gmail.com>

site/content/docs/5.3/examples/carousel/index.html

@@ -35,7 +35,7 @@ extra_css:
 
 <main>
 
-  <div id="myCarousel" class="carousel slide" data-bs-ride="carousel">
+  <div id="myCarousel" class="carousel slide mb-6" data-bs-ride="carousel" data-bs-theme="light">
     <div class="carousel-indicators">
       <button type="button" data-bs-target="#myCarousel" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button>
       <button type="button" data-bs-target="#myCarousel" data-bs-slide-to="1" aria-label="Slide 2"></button>
@@ -47,7 +47,7 @@ extra_css:
         <div class="container">
           <div class="carousel-caption text-start">
             <h1>Example headline.</h1>
-            <p>Some representative placeholder content for the first slide of the carousel.</p>
+            <p class="opacity-75">Some representative placeholder content for the first slide of the carousel.</p>
             <p><a class="btn btn-lg btn-primary" href="#">Sign up today</a></p>
           </div>
         </div>