Add Gerrit associated email for Nikhil Komawar
Add Gerrit associated email for Nikhil Komawar

As seen here:
https://review.openstack.org/#/admin/groups/13,members

Nikhil Komawar also has the email address:
    nik.komawar@gmail.com

Change-Id: I6ae5d15cc7416f5ab941fdcaedcd32b6a4f54170

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