Fix usages of db. UserEmails.GetPrimaryEmail that shouldn't fail if no email…
Created by: dadlerj
… is found
Fixes two instances in which db.User.GetPrimaryEmail
is called that shouldn't fail when a primary email is not found:
- Satisfaction survey submissions
- GraphQL
UserResolver.Email
handler
This reverts https://github.com/sourcegraph/sourcegraph/commit/bcb29723056edaf317d865db550ecbdfd7e94c12, and fixes the issue that caused it in the first place
This PR updates the CHANGELOG.md file to describe any user-facing changes.