Update sanitizeDataForNewSchema.ts

[tmlstevens]

Reasons for making this change

fixes 3442

[heath-freenome]

@tmlstevens While this fix may help your issue, it is also possible it will reopen several other, more serious issues (the reason undefined was left in the data structure). Can you verify that the reproducible cases provided in #3236, #2978,
#2944, #2202, #2183 and #2086 all remain working with your PR? Also, You will need to run the npm run cs-format command to correct the linting errors. Finally, please update the CHANGELOG.md file for this change

[heath-freenome]

@tmlstevens Have you had a chance to look over my feedback?

[stale]

This issue has been automatically marked as possibly close because it has not had recent activity. It will be closed if no further activity occurs. Please leave a comment if this is still an issue for you. Thank you.

[stale]

This issue was closed because of lack of recent activity. Reopen if you still need assistance.