[automerger skipped] Make app grid app configurable in sysui am: 37cf666be6 am: 1e0e7df9ce am: 3904749511 -s ours

am skip reason: Merged-In Ieb240f0392b4b3137b70371d5af41756ded2920b with SHA-1 37cf666be6 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Car/SystemUI/+/14605837

Change-Id: I40bcbf16c0489d2cd53146187781df99915eccf7