Fix C4996

```
warning C4996: 'std::_Copy_impl': Function call with parameters that may be unsafe - this call relies on the caller to check that the passed values are correct. To disable this warning, use -D_SCL_SECURE_NO_WARNINGS. See documentation on how to use Visual C++ 'Checked Iterators'
```

cmake/modules/platform/os/win.cmake

@@ -22,6 +22,7 @@
 list(APPEND OMR_PLATFORM_DEFINITIONS
 	-DOMR_OS_WINDOWS
 	-D_CRT_SECURE_NO_WARNINGS
+	-D_SCL_SECURE_NO_WARNINGS
 	-DCRTAPI1=_cdecl
 	-DCRTAPI2=_cdecl
 	-D_MT