Fix drawable reference in FJD testapp layout file
Fix drawable reference in FJD testapp layout file

This wasn't working on pre-L devices due to a change to the v23.2.0 version of the support library: https://plus.google.com/+AndroidDevelopers/posts/iTDmFiGrVne

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=177181261

googlearchive/firebase-jobdispatcher-android