Disable due to sporadic failures of the test in CI (#505)

Author: vladimirlaz

SYCL/Plugin/level-zero-event-leak.cpp

@@ -3,6 +3,8 @@
 // RUN: env SYCL_DEVICE_FILTER=level_zero ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER
 //
 // CHECK-NOT: LEAK
+// Disable due to sporadic failures of the test in CI
+// REQUIRES: TEMPORARY_DISABLE
 
 // The test is to check that there are no leaks reported with the embedded
 // ZE_DEBUG=4 testing capability. Example of a leak reported is this: