Upload revision of Corporate Guide and update Guidance search

[dorothyyeager]

Summary

We have uploaded a revision of the Corporate Guide. This ticket is to update the guidance search with the date of the newly uploaded guide so it will appear in the search.

Related issues

#4247 - last time we did it
#4468 Update Guide to remove real life URL we just learned about.
#4054 - updating sitemap

Action items

• updated guide version is uploaded to CMS
• Wagtail site map is updated
• Github repo is updated
• New file uploaded to Content team folder in instructions
• updated/uploaded xml files with new upload dates

Completion criteria

• updated/uploaded guide is uploaded
• updated/uploaded guide is found/returned in guidance search

Tech steps or considerations

Here's our guidance for how to do this

Demo for content team so they see process.

Future Work

This is a lot of work; and we have this automation ticket we should consider prioritizing: #3804