[local-sync] Fix contact parsing from T7327
[local-sync] Fix contact parsing from T7327

Summary: See description at T7327

Test Plan: Manual, but this should have unit tests

Reviewers: mark, evan

Reviewed By: evan

Differential Revision: https://phab.nylas.com/D3513

nylas-mail-lives/nylas-mail,nirmit/nylas-mail,nylas/nylas-mail,nirmit/nylas-mail,simonft/nylas-mail,nylas/nylas-mail,nylas-mail-lives/nylas-mail,nylas/nylas-mail,nylas/nylas-mail,simonft/nylas-mail,simonft/nylas-mail,nirmit/nylas-mail,simonft/nylas-mail,simonft/nylas-mail,nylas-mail-lives/nylas-mail,nylas/nylas-mail,nirmit/nylas-mail,nylas-mail-lives/nylas-mail,nirmit/nylas-mail,nylas-mail-lives/nylas-mail