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

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

Change-Id: I0eada997c57f969cc2db2d1ea55fdc6238268572
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>