Cleanup docs so that each as a single H1 title

[dagardner-nv]

Description

• This fixes the way the documents appear in the TOC

By Submitting this PR I confirm:

• I am familiar with the Contributing Guidelines.
• When the PR is ready for review, new or existing tests cover these changes.
• When the PR is ready for review, the documentation is up to date with these changes.

[dagardner-nv]

/merge