Update checkboc prism

Author: ascensus-mdb

en/_mdb5/standard/web/docs/forms/checkbox/o.html

@@ -72,11 +72,16 @@ <h2 class="mb-4">Basic example</h2>
 
     <!--Section: Code-->
     <section>
+      <!-- prettier-ignore -->
       <mdbsnippet>
         <code data-lang="html" data-name="HTML">
           <!-- Default checkbox -->
           <div class="form-check">
-            <input class="form-check-input" type="checkbox" value="" id="flexCheckDefault" />
+            <input 
+              class="form-check-input" 
+              type="checkbox" value="" 
+              id="flexCheckDefault" 
+            />
             <label class="form-check-label" for="flexCheckDefault">
               Default checkbox
             </label>