message: Hide "Unpin" button in repo header
diff: @@ -161,3 +161,8 @@ pr-branches
  .file-navigation.flex-items-start {
  align-items: center !important;
  }
  +
  +/* Hide "Unpin" button in repo header https://github.com/refined-github/refined-github/issues/5398#issuecomment-1036112206 */
  +.pagehead-actions [data-test-selector='pin-repo-button'] {
  + display: none !important;
  +}
  