Merge "Add OWNERS file for provider tests" am: 8aad810051 am: 1b31fd8a96

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1576395

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I548c61d860441c5028de5b58e9e4e3750fcdaef2