Disable test flaky RecommendAppsScreenTest.ParseError

RecommendAppsScreenTest.ParseError is very flaky on ChromeOS
since 2019/10/16.

https://analysis.chromium.org/p/chromium/flake-portal/flakes/occurrences?key=ag9zfmZpbmRpdC1mb3ItbWVyRAsSBUZsYWtlIjljaHJvbWl1bUBicm93c2VyX3Rlc3RzQFJlY29tbWVuZEFwcHNTY3JlZW5UZXN0LlBhcnNlRXJyb3IM&show_all_occurrences=1

TBR=tbarzic@chromium.org

Bug: 1015013
Change-Id: Ia93fcd4624b6c35fae4e53c740e415e3a28f9b41
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1867469Reviewed-by: Lan Wei <lanwei@chromium.org>
Commit-Queue: Lan Wei <lanwei@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707140}

chrome/browser/chromeos/login/screens/recommend_apps_screen_browsertest.cc

@@ -605,7 +605,8 @@ IN_PROC_BROWSER_TEST_F(RecommendAppsScreenTest, DISABLED_NoRecommendedApps) {
   EXPECT_EQ(base::Value(base::Value::Type::LIST), *fast_reinstall_packages);
 }
 
-IN_PROC_BROWSER_TEST_F(RecommendAppsScreenTest, ParseError) {
+// Disabled due to flakiness: https://crbug.com/1015013
+IN_PROC_BROWSER_TEST_F(RecommendAppsScreenTest, DISABLED_ParseError) {
   recommend_apps_screen_->Show();
 
   OobeScreenWaiter screen_waiter(RecommendAppsScreenView::kScreenId);