refactor: update margins

Author: mrholek

src/pug/_partials/breadcrumb.pug

@@ -1,6 +1,6 @@
 // Breadcrumb
 nav(aria-label="breadcrumb")
-  ol.breadcrumb.border-0.m-0
+  ol.breadcrumb.my-0.ms-2
     li.breadcrumb-item Home
     li.breadcrumb-item
       a(href="#") Admin