Update the AutoValue snapshot version from 1.5-SNAPSHOT to 1.6-SNAPSHOT. This should have been done when 1.5 was released.
Update the AutoValue snapshot version from 1.5-SNAPSHOT to 1.6-SNAPSHOT. This should have been done when 1.5 was released.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=169493872

MaTriXy/auto,MaTriXy/auto,eamonnmcmanus/auto,google/auto,eamonnmcmanus/auto,google/auto,google/auto,eamonnmcmanus/auto