[REF] *: BS5: migration

Automated change made by a lot of RegEx to change all think that is
possible to automate.

https://getbootstrap.com/docs/5.1/migration

Task ID: 2766483

Part-of: odoo/design-themes#580

theme_loftspace/static/src/old_snippets/s_features_carousel/000_variables.scss

@@ -9,5 +9,5 @@ $s-features-carousel-indicators-visible: visible;
     }
 }
 @mixin s-features-carousel-mask-hook {
-    border: 1px solid gray('200');
+    border: 1px solid map-get($grays, '200');
 }

theme_loftspace/views/snippets/s_call_to_action.xml

@@ -29,7 +29,7 @@
     </xpath>
     <!-- Add secondary button -->
     <xpath expr="//a[hasclass('btn')]" position="before">
-        <a href="#" class="btn btn-secondary btn-lg mr-2 mb-2">Our services</a>
+        <a href="#" class="btn btn-secondary btn-lg me-2 mb-2">Our services</a>
     </xpath>
 </template>