Add colors to terminal output

What does this MR do?

This adds colors to the terminal output of gitlab:graphql:validate and gitlab:graphql:analyze.

See: !52318 (merged)

Does this MR meet the acceptance criteria?

As a developer facing change, no changelog entry is required.

Conformity

• Changelog entry
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.