erts: Do not annotate nif API functions on windows

On windows nifs can be compiled with gcc/clang which
means that __has_attribute(malloc) is defined. This
was never intended to work so we disable it on Windows.

closes #9015

erts/emulator/beam/erl_drv_nif.h

@@ -182,7 +182,7 @@ typedef struct {
  * D: Has 1-to-1 Deallocator function with ptr argument. ((malloc(DTOR,PTRPOS)))
  */
 
-#ifdef __has_attribute
+#ifdef __has_attribute && !defined(__WIN32__)
 #  if __has_attribute(warn_unused_result)
 #    undef  ERL_NAPI_ATTR_WUR
 #    define ERL_NAPI_ATTR_WUR __attribute__((warn_unused_result))