[automerger skipped] Add operator<< for palm rejection classes am: 58c888f75f am: f1c3741893 -s ours

am skip reason: Merged-In I47d12afc966c7c5c17536329058ab746c12f261e with SHA-1 07d3a5bbdc is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/libpalmrejection/+/19349204

Change-Id: I883e52746caa0d7fbf41af35bb43424066ba37f4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>