e2e: Expand `useradd`'s `-m` otion into `--create-home`
e2e: Expand `useradd`'s `-m` otion into `--create-home`

... for improved readability

Signed-off-by: Ian Campbell <a8db091655a7f47ecb9c39a2d278e9662e440dc0@docker.com>

docker/cli,cpuguy83/cli,thaJeztah/cli,docker/cli,cpuguy83/cli,thaJeztah/cli