Fix mistake in Notification Memory Use logging am: 7ba2e52a am: 7e109d2a am: da96f800

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21445386



Change-Id: I221c5bf19902c5ce864e408921c427d7d5ec23f6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>