It's a little more verbose but this is essentially the same as running
format-yaml over the generated file. While this isn't "needed" it
isn't a functional change and makes it easier to write a tool for the
elections repo to generate changes like:
https://review.opendev.org/q/I954afb4aad4286a8a6641ef8800541a8822a38f2
Change-Id: Iae5a79e362ea30396c70708a48005b44ec67fd62