Remove code to add non-existent administrator role. (#794)

* Remove code to add non-existent administrator role.

We have added a localgov_admin role that is supplied by
localgov_admin_role localgovdrupal/localgov_core#234
and included in this profile
0d19a7c
This role added to user 1 by core (and drush) automatically as
(the only) administrator role at the time of install.

* Remove now redundant use statement.

localgov.install

@@ -5,7 +5,6 @@
  * Install functions for the LocalGovInstall installation profile.
  */
 
-use Drupal\user\Entity\User;
 use Drupal\views\Entity\View;
 
 /**
@@ -19,11 +18,6 @@ function localgov_install() {
 
   $config_factory = \Drupal::configFactory();
 
-  // Assign user 1 the "administrator" role.
-  $user = User::load(1);
-  $user->roles[] = 'administrator';
-  $user->save();
-
   // Disable the frontpage view.
   $frontpage_view = View::load('frontpage');
   $frontpage_view->setStatus(FALSE)->save();