react-tokens: improve debugging information

[kmcfaul]

It may be worth revisiting our error logging in react-tokens to include information like filename when it errors out if possible. That will make debugging the package easier without needing to attach a debugger.

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[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.

[github-actions]

This issue has been closed because it has not had activity since being marked as stale.