Add janitors to the OWNERS file am: feb3cd6d4d am: 923aeb1583

Original change: https://android-review.googlesource.com/c/platform/external/parameter-framework/+/3423882

Change-Id: I85bccad1693be41287ae4634cda351fc3860244d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>