Multisite instructions unclear

[gnowland]

• I've read the guidelines for Contributing to Roots Projects
• This request isn't a duplicate of an existing issue
• I've read the docs and followed them (if applicable)
• This is not a personal support request that should be posted on the Roots Discourse community

Description

The documentation for Multisite alludes to a _sites.yml vars file which does not exist:

You'll also need to edit the _sites.yml vars file and update the multisite settings under your environment directory (group_vars/<environment>/wordpress_sites.yml):

https://github.com/roots/docs/blame/docs/trellis/multisite.md#L24

Additional information

I propose changing this line to:

You'll also need to update the multisite settings under your environment directory (group_vars/<environment>/wordpress_sites.yml):

[MWDelaney]

I have no problem with this. I'll get this updated today.