Merge "Add AGA_SESSION_SUMMARY_LOG for session summary log debugging." into udc-dev am: a2de64b8e7 am: 640b85c976

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23355101

Change-Id: I2c9f8b368abd181e96dde7b0a2bf79da6d559d63
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>