Merge branch 'grammar-tweaks' into 'master'

Grammar tweaks

## What does this MR do?

* Updates grammar in recent CI documentation.

## Are there points in the code the reviewer needs to double check?

## Why was this MR needed?

Because grammar.

## What are the relevant issue numbers?

Needed because of !4200 and !4201.

## Screenshots (if relevant)


See merge request !4772