juju bootstrap with --config cloudinit-userdata fails with error

[hmlanigan (Heather Lanigan)]

Additional detail about cloudinit-userdata model config can be found here:

Model config: `cloudinit-userdata`

Configuration > List of model configuration keys > cloudinit-userdata This document describes the cloudinit-userdata model configuration key. Key Type Default Valid values Purpose cloudinit-userdata string “” Cloud-init user-data (in yaml format) to be added to userdata for new machines created in this model. This is a sharp knife feature - be careful with it. The cloudinit-userdata allows the user to provide additional cloudinit data to be included in the cloudinit data…