Merge branch 'bvl-fix-terms-top-margin' into 'master'

Remove top margin on the terms page with performance bar

Closes #46064

See merge request gitlab-org/gitlab-ce!18752

app/assets/stylesheets/framework/terms.scss

 .terms {
+  .with-performance-bar & {
+    margin-top: 0;
+  }
+
   .alert-wrapper {
     min-height: $header-height + $gl-padding;
   }