refactor: update examples

Author: mrholek

src/pug/views/base/collapse.pug

@@ -50,7 +50,7 @@ block view
         |  and set a 
         code width
         |  on the immediate child element. Feel free to write your own custom Sass, use inline styles, or use our 
-        a(href='/docs/4.1/utilities/sizing/') width utilities
+        a(href='/docs/utilities/sizing/') width utilities
         | .
       +example('https://coreui.io/docs/components/collapse/#horizontal')
         p

src/views/base/collapse.html

@@ -339,7 +339,7 @@
           <div class="card mb-4">
             <div class="card-header"><strong>Collapse</strong><span class="small ms-1">Horizontal</span></div>
             <div class="card-body">
-              <p class="text-body-secondary small">The collapse plugin also supports horizontal collapsing. Add the <code>.collapse-horizontal</code> modifier class to transition the <code>width</code> instead of <code>height</code> and set a <code>width</code> on the immediate child element. Feel free to write your own custom Sass, use inline styles, or use our <a href="/docs/4.1/utilities/sizing/">width utilities</a>.</p>
+              <p class="text-body-secondary small">The collapse plugin also supports horizontal collapsing. Add the <code>.collapse-horizontal</code> modifier class to transition the <code>width</code> instead of <code>height</code> and set a <code>width</code> on the immediate child element. Feel free to write your own custom Sass, use inline styles, or use our <a href="/docs/utilities/sizing/">width utilities</a>.</p>
               <div class="example">
                 <ul class="nav nav-underline-border" role="tablist">
                   <li class="nav-item"><a class="nav-link active" data-coreui-toggle="tab" href="#preview-1001" role="tab">