Merge "Enable zram swap" into main am: 0bd7e15268

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/2963884

Change-Id: I9e045e643ceda236c2b7e0643543d515f5a8342f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>