Exclude Super Admins from WPGraphQL Users Queries

exclude-super-admins-from-wpgraphql-users-query.php

<?php

function filter_super_admin($result, $source, $args, $context, $info, $type_name, $field_key, $field, $field_resolver) {
  if ( $type_name === 'RootQuery' && $field_key === 'users') {
     $result['edges'] = array_filter($result['edges'], function($edge) {
        return !is_super_admin((int)$edge["node"]);
     });
  }

  return $result;
}
add_filter( 'graphql_resolve_field', 'filter_super_admin', 10, 9 );