Add OWNERS for VTS module VtsVndkFiles am: b12ec62906 am: 2eb1d8c4f8 am: 002bdd2190 am: 695c6d8e39 am: 6549c9a041

Original change: https://android-review.googlesource.com/c/platform/test/vts-testcase/vndk/+/1401803

Change-Id: I5948d4846472662e2c86d56232990ff3d1141213