refactor: Remove whitelabel default theme

We might provide this as a seperate whitelabel default-theme CSS, but remove it in total as a simplification for current testing.

Author: mfranzke

packages/foundations/scss/relative.scss

@@ -1,4 +1,3 @@
 @forward "fonts/relative";
 @forward "icons/relative";
-@forward "defaults/default-theme";
 @forward "./index";