message: FormLayoutGroup: update styles & remove offset
diff: .FormLayoutGroup--horizontal .FormLayoutGroup__children {
  - flex-direction: row;
  display: flex;
  + flex-direction: row;
  + padding: 12px 0;
  }
  .FormLayoutGroup--horizontal .FormLayoutGroup__children > .FormItem {
  flex-grow: 1;
  flex-shrink: 0;
  flex-basis: 0;
  - padding-left: 0;
  - padding-right: 0;
  + padding: 0;
  min-width: 0;
  }
  padding-right: 12px;
  }
  -.FormLayoutGroup--ios.FormLayoutGroup--offset .Removable__remove-marker {
  - margin-top: 26px;
  -}
  -
  /**
  * ANDROID & VKCOM
  */
  margin-left: 2px;
  margin-right: -14px;
  }
  -
  -.FormLayoutGroup--android.FormLayoutGroup--offset .Removable__remove,
  -.FormLayoutGroup--vkcom.FormLayoutGroup--offset .Removable__remove {
  - margin-top: 26px;
  -}
  