Merge branch '47265-inputs-labels-alignment' into 'master'

Resolve "Alignment of labels within two column layouts for radio and check boxes"

Closes #47265

See merge request gitlab-org/gitlab-ce!19671

app/assets/stylesheets/bootstrap_migration.scss

@@ -94,6 +94,7 @@ hr {
 }
 .form-group.row .col-form-label {
+  padding-top: 0;
   // Bootstrap 4 aligns labels to the left
   // for horizontal forms
   @include media-breakpoint-up(md) {