Merge "Workaround for activity manager crashing when trying to start an app It flakes when one of the tests starts calculator while there zero activities in the system." into ub-launcher3-rvc-dev am: d4b946dbe3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/11940019

Change-Id: I7a217db5fb87d8099cdb9c21d4fab5d5e3dc26e7
diff --git a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
index bd8ab08..b9e0f62 100644
--- a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
+++ b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
@@ -131,6 +131,10 @@
                     TestCommandReceiver.GET_SYSTEM_HEALTH_MESSAGE, startTime.toString()).
                     getString("result"));
         }
+        // b/143488140
+        mDevice.pressHome();
+        mDevice.waitForIdle();
+        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
     }
 
     // b/143488140