[ios] Disable search engine tests.

Disables testDeleteCustomSearchEngineSwipe[AndTap] tests.

Bug: 1106735
Change-Id: Ib89ae2e11d8ce68f44eeee7352ad107c19fe2b89
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2303395
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Commit-Queue: Sylvain Defresne <sdefresne@chromium.org>
Auto-Submit: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Sylvain Defresne <sdefresne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#789457}

ios/chrome/browser/ui/settings/search_engine_settings_egtest.mm

@@ -165,7 +165,8 @@ std::unique_ptr<net::test_server::HttpResponse> StandardResponse(
 }
 
 // Deletes a custom search engine by swiping and tapping on the "Delete" button.
-- (void)testDeleteCustomSearchEngineSwipeAndTap {
+// TODO(crbug.com/1106735): reenable this test.
+- (void)DISABLED_testDeleteCustomSearchEngineSwipeAndTap {
   if (@available(iOS 13, *)) {
   } else {
     EARL_GREY_TEST_SKIPPED(
@@ -191,7 +192,8 @@ std::unique_ptr<net::test_server::HttpResponse> StandardResponse(
 }
 
 // Deletes a custom engine by swiping it.
-- (void)testDeleteCustomSearchEngineSwipe {
+// TODO(crbug.com/1106735): reenable this test.
+- (void)DISABLED_testDeleteCustomSearchEngineSwipe {
   [self enterSettingsWithCustomSearchEngine];
 
   id<GREYMatcher> customSearchEngineCell =