message: Make contributors list regular text for non-contributor users
diff: <div local-class='Field'>
  <h4>
  {{#if @extendedFields}}
  + {{#if this.registration.userHasReadPermission}}
  <OsfLink
  data-analytics-name='Contributors'
  @href={{concat '/' this.registration.id '/contributors'}}
  {{else}}
  {{t 'registries.registration_metadata.contributors'}}
  {{/if}}
  + {{else}}
  + {{t 'registries.registration_metadata.contributors'}}
  + {{/if}}
  </h4>
  <ContributorList
  @node={{this.registration}}
  