[test][sanitizers] Disable new test on Android

Author: vitalybuka

compiler-rt/test/sanitizer_common/TestCases/Posix/create_thread_loop2.cpp

@@ -2,6 +2,9 @@
 
 // RUN: %clangxx -O3 -pthread %s -o %t && %run %t 10
 
+// Crashes on Android.
+// UNSUPPORTED: android
+
 #include <cstdint>
 #include <pthread.h>
 #include <stdlib.h>