docs: add linting and checks to documentation
Description
This adds vale and markdownlint to the .gitlab-ci.yml configuration to ensure that documentation conforms to the GitLab tone and style guidelines.
Related Issues
Resolves #[issue_number]
How has this been tested?
Screenshots (if appropriate):
Types of changes
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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) -
Documentation -
Chore (Related to CI or Packaging to platforms)