Fix auth of privilege Payments:Dashboard:detailed in Dashboard header

We were checking `arpa` action instead of `detailed`.

Ensure admin users who should have access to `detailed` action
have also access rights for `detailed` action.

remp/crm#1709

src/templates/Dashboard/header.latte

@@ -8,7 +8,7 @@
  <li role="presentation" n:class="$presenter->isLinkCurrent('arpu') ? active"><a n:href="arpu">{_payments.admin.stats.menu.arpu}</a></li>
  {/if}
 
- {if $user->isAllowed('Payments:Dashboard', 'arpu')}
+ {if $user->isAllowed('Payments:Dashboard', 'detailed')}
  <li role="presentation" n:class="$presenter->isLinkCurrent('detailed') ? active"><a n:href="detailed">{_payments.admin.stats.menu.detailed}</a></li>
  {/if}
  </ul>