Workaround for pressing Home button not working properly presumably on

a freshly restarted Launcher.

Bug: 114296086
Test: atest -v google/perf/jank/SystemUI/UbSystemUIJankTests:android.platform.systemui.tests.jank.LauncherJankTests#testOpenAllAppsContainer
Change-Id: I2a9310f908f29b7349271f4b82bbe05f7144b9fe