message: fix(radio): Update checked dot position to scale properly
diff: input + label::before {
  border-radius: $wdc-border-radius-circle;
  - background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cg%3E%3Ccircle fill='%23FFFFFF' cx='12' cy='12' r='4'%3E%3C/circle%3E%3C/g%3E%3C/svg%3E");
  + background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cg%3E%3Ccircle fill='%23FFFFFF' cx='9' cy='9' r='4'%3E%3C/circle%3E%3C/g%3E%3C/svg%3E");
  background-repeat: no-repeat;
  - background-position: center -4px;
  - background-size: $wdc-spacing-m;
  + background-position: center center;
  + background-size: 18px 18px;
  }
  input:checked + label::before {
  - background-size: $wdc-spacing-m;
  + background-size: 18px 18px;
  }
  }
  