devapp/owners: add nigeltao as primary for go/src/image
devapp/owners: add nigeltao as primary for go/src/image

Change-Id: I05016df42e267c7fd60e6ed192e47f7cdbc617a6
Reviewed-on: https://go-review.googlesource.com/c/build/+/215418
Reviewed-by: Alberto Donizetti <90b16103a35511ced020676f3544f17117fb4c92@gmail.com>

golang/build,golang/build,golang/build,golang/build