Disable OverlayPresentationContextImplTest.ContainedOverlayUI on device

Test was previously disabled on device and simulator, but was only
failing on device.

TBR: michaeldo@chromium.org
Bug: 1099287
Change-Id: I297595098235d06aa0c00247aa536c729c17b345
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2268216Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#782754}

ios/chrome/browser/ui/overlays/overlay_presentation_context_impl_unittest.mm

@@ -289,10 +289,12 @@ TEST_F(OverlayPresentationContextImplTest, CanShowRequest) {
 
 // Tests the presentation flow for contained overlay UI.
 TEST_F(OverlayPresentationContextImplTest, ContainedOverlayUI) {
+#if !TARGET_OS_SIMULATOR
   if (!base::ios::IsRunningOnOrLater(13, 0, 0)) {
-    // TODO(crbug.com/1099287): Test is failing on iOS 12.4.
+    // TODO(crbug.com/1099287): Test is failing on iOS 12.4 device.
     return;
   }
+#endif  // TARGET_OS_SIMULATOR
 
   std::unique_ptr<OverlayRequest> request =
       OverlayRequest::CreateWithConfig<TestContainedOverlay>();