Demoting testSplitAppFromHomeWithItself from presubmit

It flakes in 100% of runs on certain targets

Bug: 295225524
Flag: N/A
Test: presubmit
Change-Id: I9d93db78154e834990ed82b95cadab359c2231ab
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsSplitscreen.java b/quickstep/tests/src/com/android/quickstep/TaplTestsSplitscreen.java
index dc7cb9d..1aa7ab6 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsSplitscreen.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsSplitscreen.java
@@ -16,6 +16,9 @@
 package com.android.quickstep;
 
 
+import static com.android.launcher3.util.rule.TestStabilityRule.LOCAL;
+import static com.android.launcher3.util.rule.TestStabilityRule.PLATFORM_POSTSUBMIT;
+
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assume.assumeTrue;
@@ -27,6 +30,7 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.ui.PortraitLandscapeRunner.PortraitLandscape;
 import com.android.launcher3.ui.TaplTestsLauncher3;
+import com.android.launcher3.util.rule.TestStabilityRule;
 import com.android.quickstep.TaskbarModeSwitchRule.TaskbarModeSwitch;
 
 import org.junit.After;
@@ -71,6 +75,7 @@
     @Test
     @PortraitLandscape
     @TaskbarModeSwitch
+    @TestStabilityRule.Stability(flavors = PLATFORM_POSTSUBMIT | LOCAL) // b/295225524
     public void testSplitAppFromHomeWithItself() throws Exception {
         // Currently only tablets have Taskbar in Overview, so test is only active on tablets
         assumeTrue(mLauncher.isTablet());