[compiler-rt] [ASAN] Disable broken __SANITIZER_DISABLE_CONTAINER_OVERFLOW__ tests on iOS/Android (PR #168821)

[Dan Blackwell via llvm-commits]

================
@@ -19,6 +19,8 @@
 // RUN: %clangxx_asan -D__SANITIZER_DISABLE_CONTAINER_OVERFLOW__ %s -c -o %t-main.o
 // RUN: %clangxx_asan -D__SANITIZER_DISABLE_CONTAINER_OVERFLOW__ -o %t %t-main.o %t-object.o %libdl
 // RUN: %run %t 2>&1 | FileCheck --check-prefix=CHECK-NO-CONTAINER-OVERFLOW %s
+//
+// UNSUPPORTED: ios, android
----------------
DanBlackwell wrote:

```suggestion
// XFAIL: *
```

https://github.com/llvm/llvm-project/pull/168821