[ENG-2641] 21.1.0/read card read only width (#1163)

* Make read-only contributors a proper width * Modify mirage scenario to have contributors and be read-write for current user

Author: brianjgeiger

lib/osf-components/addon/components/contributors/card/readonly/styles.scss

@@ -8,7 +8,7 @@
 
 .CardSection {
  composes: CardSection from '../styles.scss';
- max-width: 34%;
+ width: 34%;
 }
 
 .CardSectionSmall {

mirage/scenarios/default.ts

@@ -180,8 +180,9 @@ function registrationScenario(
  registrationResponses,
  branchedFrom: rootNode,
  license: licenseReqFields,
+ currentUserPermissions: [Permission.Read, Permission.Write],
  provider,
- });
+ }, 'withContributors');
 
  const clinicalTrials = server.create('external-provider', {
  shareSource: 'ClinicalTrials.gov',