Fix StackBlitz examples by embedding snippets.js when needed (#36352)

* Fix StackBlitz examples by embedding snippets.js when needed

* Fix Popovers

* Fix tooltips

* Fix Toasts

* Add comment sections

* Fix Alerts

* Indeterminate heckboxes + classes handling

* Nothing to do for links

* Fix modals

* Nothing to do for Offcanvas

* Remove correctly .bd-example

* Add body .p-3 for all StackBlitz examples

site/content/docs/5.2/components/tooltips.md

@@ -45,7 +45,7 @@ const tooltipList = [...tooltipTriggerList].map(tooltipTriggerEl => new bootstra
 
 Hover over the links below to see tooltips:
 
-{{< example class="tooltip-demo" >}}
+{{< example class="tooltip-demo" js_snippet="true" >}}
 <p class="muted">Placeholder text to demonstrate some <a href="#" data-bs-toggle="tooltip" title="Default tooltip">inline links</a> with tooltips. This is now just filler, no killer. Content placed here just to mimic the presence of <a href="#" data-bs-toggle="tooltip" title="Another tooltip">real text</a>. And all that just to give you an idea of how tooltips would look when used in real-world situations. So hopefully you've now seen how <a href="#" data-bs-toggle="tooltip" title="Another one here too">these tooltips on links</a> can work in practice, once you use them on <a href="#" data-bs-toggle="tooltip" title="The last tip!">your own</a> site or project.
 </p>
 {{< /example >}}
@@ -59,7 +59,7 @@ You can customize the appearance of tooltips using [CSS variables](#variables).
 {{< scss-docs name="custom-tooltip" file="site/assets/scss/_component-examples.scss" >}}
 
 
-{{< example class="tooltip-demo" >}}
+{{< example class="tooltip-demo" js_snippet="true" >}}
 <button type="button" class="btn btn-secondary"
         data-bs-toggle="tooltip" data-bs-placement="top"
         data-bs-custom-class="custom-tooltip"