Merge "Add a comment to OtaDexoptService." into main am: 9a0cc6a64d am: 2eadea2cdc am: 39fdcb1da2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2808153

Change-Id: I1717aa9af45175eed4c84b1bd3f2865bb3bb077e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>