Rename model generation workflow to shorter 'cookied-' prefix

Change-Id: Iadafc5ee8bb0d5a7a01fa296a6de4f89b7f6d02c
Reviewed-on: https://review.gerrithub.io/376943
Reviewed-by: Dennis Dmitriev <dis.xcom@gmail.com>
Tested-by: Dennis Dmitriev <dis.xcom@gmail.com>
10 files changed