docs: Minor grammar fix

[git-sgmoore]

Minor grammar fix at line 193.

Description

add oxford comma

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Non-functional change (docs, style, minor refactor)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my code changes.
• All new and existing tests passed.

[cameri]

@git-sgmoore can you edit your commit message to be in accordance with Conventional Commits?
Changing it to docs: minor grammar fix should do it.