Reduce a column for People contacts query

This will possibly reduce memory usage for a cursor.

See also Ie69b74bbabcc7211cf2b107c93980172da2d744e, which
removed the same column in the Phone query.

Bug: 5550672
Change-Id: I9f707ec1b645e90e3cf7ab7fe35c3af986f472a0
3 files changed