Add janitors to the OWNERS file am: 9c8ea7e8d4

Original change: https://android-review.googlesource.com/c/platform/external/setupdesign/+/3423992

Change-Id: I92fc926c3adc29824ec0a62f91971242e3d6848f
Signed-off-by: Automerger Merge Worker <[email protected]>