[AA+] Fixes duplicate LAUNCHER_ALLAPPS_SWITCHED_TO_MAIN_TAB logs. am: 1bfd24e13f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13564081

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ieb4b3353842fcfb516406c560a493afb30f1d793