Revert "Re-enabling a couple of tests"

This reverts commit 816ee74a2b4b230d372574ed843a274e8b1056bf.

Reason for revert: b/286278723

Change-Id: I3c4a5756c87a952f52947d2a8d3387396cd0637e
diff --git a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
index 86b8bf6..5127190 100644
--- a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
+++ b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
@@ -23,6 +23,7 @@
 import com.android.quickstep.NavigationModeSwitchRule.NavigationModeSwitch;
 
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -43,6 +44,7 @@
         startTestActivity(2);
     }
 
+    @Ignore
     @Test
     @NavigationModeSwitch
     public void testStressPressHome() {
@@ -55,6 +57,7 @@
         }
     }
 
+    @Ignore
     @Test
     @NavigationModeSwitch
     public void testStressSwipeToOverview() {