Docs: fix typo in Floating Labels page (#42364)

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

Author: stafferin

site/src/content/docs/forms/floating-labels.mdx

@@ -116,7 +116,7 @@ Floating labels also support `.input-group`.
     </div>
   </div>`} />
 
-When using `.input-group` and `.form-floating` along with form validation, the `-feedback` should be placed outside of the `.form-floating`, but inside of the `.input-group`. This means that the feedback will need to be shown using javascript.
+When using `.input-group` and `.form-floating` along with form validation, the `-feedback` should be placed outside of the `.form-floating`, but inside of the `.input-group`. This means that the feedback will need to be shown using JavaScript.
 
 <Example code={`<div class="input-group has-validation">
     <span class="input-group-text">@</span>