Add janitors to the OWNERS file am: fdc124265b am: cefc35b6d1

Original change: https://android-review.googlesource.com/c/platform/external/python/uritemplates/+/3423986

Change-Id: Ia50f1fc5ba0e1f8bfa7b6fa0e6026b6194a6c693
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>