message: Restore subscription reason message in discussion sidebar
diff: margin-bottom: -5px;
  }
  -/* Remove message under the `Unsubscribe` button */
  -.sidebar-notifications .reason {
  - display: none !important;
  +/* Move message under the `Unsubscribe` button above the button */
  +.thread-subscription-status {
  + display: flex;
  + flex-direction: column;
  +}
  +form.thread-subscribe-form { /* `form` excludes the header */
  + order: 1;
  +}
  +.thread-subscription-status .reason {
  + margin: 0 0 10px !important;
  }
  