Fix icon flash on app launch

Flag: com.android.launcher3.enable_additional_home_animations
Fixes: 343051344
Test: temp logs, launched apps from home, quickly swiped home while quick switching
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:9fb1f8043573d5bc3376f0786354fc8f7a9cf2cd)
Merged-In: I91071d53f753eb7bc99305c46241de203bcfdc98
Change-Id: I91071d53f753eb7bc99305c46241de203bcfdc98