Update prettifyJSON script

[sdadn]

Summary

This PR updates the prettifyJSON script by:

• Adding the now utilized workspaces field.
• Reordering the props for better logical grouping. the props are now ordered as infro props, package settings props, config props, dependencies & scripts.
• Adding all additional keys alphabetically above dependencies instead of in the otherKeys field.
• Adding jest tests.

Testing

This change was tested using:

• WDIO
• Jest
• Visual testing (please attach a screenshot or recording)
• Other (please describe below)
• No tests are needed

This was also tested by successfully running it on the terra-framework-repo:

Reviews

In addition to engineering reviews, this PR needs:

• UX review
• Accessibility review
• Functional review

Additional Details

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Thank you for contributing to Terra.
@cerner/terra

[sdadn]

All the Jest tests pass locally; the one failure should not be caused by this change: