Sheriff: Disable SingleClientAppsSyncTest.InstallSome{Platform}Apps on ASAN

Follow up to https://crrev.com/c/1789532, actually marks the tests as
disabled.

Bug: 997634
Change-Id: I15918a7ce52be12dcb8a1af2ad20affe28a56f67
Tbr: treib@chromium.org, olka@chromium.org
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1793245Reviewed-by: Adithya Srinivasan <adithyas@chromium.org>
Commit-Queue: Adithya Srinivasan <adithyas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#694857}

chrome/browser/sync/test/integration/single_client_apps_sync_test.cc

@@ -77,7 +77,8 @@ IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest, InstallSomeLegacyApps) {
   ASSERT_TRUE(AllProfilesHaveSameApps());
 }
 
-IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest, InstallSomePlatformApps) {
+IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest,
+                       MAYBE_InstallSomePlatformApps) {
   ASSERT_TRUE(SetupSync());
 
   const int kNumApps = 5;
@@ -90,7 +91,7 @@ IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest, InstallSomePlatformApps) {
   ASSERT_TRUE(AllProfilesHaveSameApps());
 }
 
-IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest, InstallSomeApps) {
+IN_PROC_BROWSER_TEST_F(SingleClientAppsSyncTest, MAYBE_InstallSomeApps) {
   ASSERT_TRUE(SetupSync());
 
   int i = 0;