gardener: Disable DawnCachingInterfaceTest.StoreAndLoadWithPersistentCache

The test is failing on Mac, Linux, Win and ChromeOS. Disable the test.
See attached bug for details.

Bug: 450470858
Change-Id: Ibce265a3eb14eb045bab35f49a5fefaeafc0ef15
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7025511
Commit-Queue: Irem Uguz <iremuguz@google.com>
Reviewed-by: Pavol Marko <pmarko@chromium.org>
Owners-Override: Irem Uguz <iremuguz@google.com>
Reviewed-by: Sergey Poromov <poromov@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1527428}

gpu/command_buffer/service/dawn_caching_interface_unittest.cc

diff --git a/gpu/command_buffer/service/dawn_caching_interface_unittest.cc b/gpu/command_buffer/service/dawn_caching_interface_unittest.cc
index 28b22ce..64e66e3 100644
--- a/gpu/command_buffer/service/dawn_caching_interface_unittest.cc
+++ b/gpu/command_buffer/service/dawn_caching_interface_unittest.cc
@@ -298,7 +298,8 @@
 }
 
 // Verifies that data stored in a persistent cache can be loaded back.
-TEST_F(DawnCachingInterfaceTest, StoreAndLoadWithPersistentCache) {
+// TODO: crbug.com/450470858 - Reenable the test after failure is fixed.
+TEST_F(DawnCachingInterfaceTest, DISABLED_StoreAndLoadWithPersistentCache) {
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   auto shared_lock = base::UnsafeSharedMemoryRegion::Create(