disable undefined-symbols.cpp as it seems to be flaky

Author: romanovvlad

SYCL/KernelAndProgram/undefined-symbol.cpp

@@ -1,9 +1,10 @@
-// XFAIL: cuda || hip
+// XFAIL: cuda || hip || (opencl && gpu)
 // RUN: %clangxx -fsycl %s -o %t.out
 // RUN: %CPU_RUN_PLACEHOLDER %t.out
 // RUN: %GPU_RUN_PLACEHOLDER %t.out
 // RUN: %ACC_RUN_PLACEHOLDER %t.out
 //
+// REQUIRES: TEMPORARY_DISABLED
 //==--- undefined-symbol.cpp - Error handling for undefined device symbol --==//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.