Don't use variables for string keys

[bjester]

Summary

Description of the change(s) you made

• String extraction is complicated when using variables for string keys, so this removes those and creates JSDoc references instead to maintain references to those variables

References

https://learningequality.slack.com/archives/C0LE9NLCE/p1662595256874999

Comments

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Contributor's Checklist

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• If this is an important user-facing change, PR or related issue the CHANGELOG label been added to this PR. Note: items with this label will be added to the CHANGELOG at a later time
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Reviewer's Checklist

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• Automated test coverage is satisfactory
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• External dependency files were updated if necessary (yarn and pip)
• Documentation is updated
• Contributor is in AUTHORS.md

[nucleogenesis]

Love the JSDoc replacement, thanks @bjester