ISTWCMS-5898: fix layout builder fix so it only applies in layout builder

src/patterns/03-layouts/layout/_layout.scss

@@ -83,7 +83,9 @@
   @media(min-width: $screen-xl) {
     @include uw-contained-width(var(--layout-max-width));
   }
-  padding-top: var(--size-2);
+  &.layout-builder__layout {
+    padding-top: var(--size-2);
+  }
   // Set default spacing to match old block spacing if no classes
   &:not(.uw-section-spacing--default, .uw-section-spacing--none, .uw-section-spacing--75, .uw-section-spacing--50, .uw-section-spacing--25) {
     margin-bottom: var(--section-margin);