Apply new GitLab UI for buttons and card in admin/license

changelogs/unreleased/yo-gl-new-ui-admin-license.yml

+---
+title: Update to gl-card
+merge_request:
+author:
+type: other

ee/app/views/admin/licenses/_info.html.haml

@@ -10,7 +10,7 @@
             %strong= value
 
     .card.js-license-info-panel
-      .card-header
+      .gl-card-header
         = _('Details')
       %ul.content-list
         %li
@@ -43,20 +43,20 @@
 
 
   .col-md-6
-    .card.border-info
-      .card-header.bg-info.text-white
+    .gl-card.border-info.gl-mb-5
+      .gl-card-header.bg-info.text-white
         = _('Download license')
-      .card-body
+      .gl-card-body
         %p= html_escape(_('Your license will be included in your GitLab backup and will survive upgrades, so in normal usage you should never need to re-upload your %{code_open}.gitlab-license%{code_close} file.')) % { code_open: '<code>'.html_safe, code_close: '</code>'.html_safe }
         %p= _('Still, we recommend keeping a backup saved somewhere. Otherwise, if you ever need it and have lost it, you will need to request GitLab Inc. to send it to you again.')
         %br
         = link_to _('Download license'), download_admin_license_path, class: 'gl-button btn btn-info'
         = link_to _('Customer Portal'), 'https://customers.gitlab.com', class: 'gl-button btn btn-info btn-inverted', data: { track_event: 'click_text', track_label: 'license_dashboard', track_property: 'customer_portal' }, target: '_blank', rel: 'noopener noreferrer'
 
-    .card.border-danger
-      .card-header.bg-danger.text-white
+    .gl-card.border-danger.gl-mb-5
+      .gl-card-header.bg-danger.text-white
         = _('Remove license')
-      .card-body
+      .gl-card-body
         %p= _('If you remove this license, GitLab will fall back on the previous license, if any.')
         %p= _('If there is no previous license or if the previous license has expired, some GitLab functionality will be blocked until a new, valid license is uploaded.')
         %br