Re-enabling a couple of tests

Now we have test investigators team, so we can keep the tests in the running state.
I'll monitor these tests for some time to see whether they need immediate attention.

Test: presubmit, abtd
Bug: 187761685
Change-Id: Ibbb1ed82482ab548c7d0dc93572bd124288e956f
diff --git a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
index 5127190..86b8bf6 100644
--- a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
+++ b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
@@ -23,7 +23,6 @@
 import com.android.quickstep.NavigationModeSwitchRule.NavigationModeSwitch;
 
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -44,7 +43,6 @@
         startTestActivity(2);
     }
 
-    @Ignore
     @Test
     @NavigationModeSwitch
     public void testStressPressHome() {
@@ -57,7 +55,6 @@
         }
     }
 
-    @Ignore
     @Test
     @NavigationModeSwitch
     public void testStressSwipeToOverview() {