Disabling TestDragIcon tests

The bug below is for re-enabling disabled tests.

The problem is not reproable locally, at least after several hours of
attempts.

For now, we'd benefit more for enabling presubmits.

Bug: 117106893
Test: will see on TAP
Change-Id: Idd3f80accaf444eef29c151efea542924fcc713b
diff --git a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
index 050f046..d9fef81 100644
--- a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
@@ -33,6 +33,7 @@
 import com.android.launcher3.util.rule.ShellCommandRule;
 import com.android.launcher3.widget.WidgetCell;
 
+import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -47,12 +48,14 @@
     @Rule public ShellCommandRule mGrantWidgetRule = ShellCommandRule.grandWidgetBind();
 
     @Test
+    @Ignore
     public void testDragIcon_portrait() throws Throwable {
         lockRotation(true);
         performTest();
     }
 
     @Test
+    @Ignore
     public void testDragIcon_landscape() throws Throwable {
         lockRotation(false);
         performTest();