Change usernames

[DonZandbergen]

Correct invalid email addresses to ensure that emails (such as password resets and notifications) are delivered properly and that internal email addresses are consistent. A list with the user ID, old email, and new email is included here:

https://laixer.sharepoint.com/:x:/s/FunderMaps/EcbZYlgs9flEsXzIeR22OFQBMfAr8LlB-ABmnnrvZwvBtg?e=cO3R0K