composer/plugin/docker4drupal#41 Don't use root for Drush commands

4 jobs for master in 1 minute and 49 seconds
Status Job ID Name Coverage
  Build
passed #50268
php-7.2

00:00:44

passed #50269
php-7.3

00:01:38

passed #50270
php-7.4

00:01:36

passed #50271
php-8.0

00:01:48