[Gardener] Disable FullscreenManagerTest#testBackPressExitPersistentFullscreenLegacy

Bug: 332844712
Change-Id: I055789c51b046fe36c8c5a1396f264885c86a55d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5447389
Commit-Queue: Andrii Natiahlyi <natiahlyi@google.com>
Reviewed-by: Andrii Natiahlyi <natiahlyi@google.com>
Auto-Submit: Ioana Pandele <ioanap@chromium.org>
Commit-Queue: Ioana Pandele <ioanap@chromium.org>
Owners-Override: Ioana Pandele <ioanap@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1285897}

chrome/android/javatests/src/org/chromium/chrome/browser/fullscreen/FullscreenManagerTest.java

diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/fullscreen/FullscreenManagerTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/fullscreen/FullscreenManagerTest.java
index 24815d6..5b21bdb 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/fullscreen/FullscreenManagerTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/fullscreen/FullscreenManagerTest.java
@@ -208,6 +208,7 @@
         ChromeFeatureList.FULLSCREEN_INSETS_API_MIGRATION,
         ChromeFeatureList.FULLSCREEN_INSETS_API_MIGRATION_ON_AUTOMOTIVE
     })
+    @DisabledTest(message = "Flaky. See crbug.com/332844712")
     public void testBackPressExitPersistentFullscreenLegacy() {
         testBackPressExitPersistentFullscreenInternal(false);
     }