Summary:
This adds a file that lists all the authors and email addresses. No point in hiding these
from what I can tell because they are already in the git log.

Test Plan: N/A

Reviewers: #engineering, michelle, vihang

Reviewed By: #engineering, vihang

JIRA Issues: PP-2596

Differential Revision: https://phab.corp.pixielabs.ai/D8115

GitOrigin-RevId: 27c1ee378d510e42aa1af96a7c5daecf5fef8323