ios: Disable testInfobarChangeTargetLanguage on ios14.

Bug: 11160121
Change-Id: I8f09af4ca2310d68f296eab1a4ccee1e8329880c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2354410
Auto-Submit: Justin Cohen <justincohen@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Reviewed-by: Chris Lu <thegreenfrog@chromium.org>
Commit-Queue: Chris Lu <thegreenfrog@chromium.org>
Cr-Commit-Position: refs/heads/master@{#797734}

ios/chrome/browser/ui/infobars/translate_infobar_egtest.mm

@@ -740,6 +740,11 @@ void TestResponseProvider::GetLanguageResponse(
 // Tests that the target language can be changed. TODO(crbug.com/1046629):
 // implement test for changing source langauge.
 - (void)testInfobarChangeTargetLanguage {
+  // TODO(crbug.com/1116012): This test is failing flaky on iOS14.
+  if (@available(iOS 14, *)) {
+    EARL_GREY_TEST_DISABLED(@"Test disabled on iOS14.");
+  }
+
   // Start the HTTP server.
   std::unique_ptr<web::DataResponseProvider> provider(new TestResponseProvider);
   web::test::SetUpHttpServer(std::move(provider));