Merge "Modify / add OWNERS files related to time / tz" am: 5ffc4b11f5 am: 762b9e9d79 am: 7c7b231319

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1526742

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ifbe039abca0113ffb589c1b4e1db28d42f255e95