Remove spinner

ee/app/views/shared/members/ee/_override_member_buttons.html.haml

@@ -21,7 +21,7 @@
         %button.btn.btn-warning.btn-loading.js-ldap-override{ type: 'button',
           'aria-label' => 'Change LDAP member permissions',
           data: { el_id: dom_id(member), endpoint: override_group_group_member_path(group, member) } }
-          = icon('spinner spin')
+          %gl-loading-icon{ }
           Change permissions
         %button.btn.btn-default.js-ldap-permissions{ type: 'button',
           'aria-label' => 'Close permissions override',