added license back

adapter/test/posix/posix_adapter_mpi_test.cpp

@@ -1,3 +1,15 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Distributed under BSD 3-Clause license.                                   *
+ * Copyright by The HDF Group.                                               *
+ * Copyright by the Illinois Institute of Technology.                        *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This file is part of Hermes. The full Hermes copyright notice, including  *
+ * terms governing use, modification, and redistribution, is contained in    *
+ * the COPYING file, which can be found at the top directory. If you do not  *
+ * have access to the file, you may request a copy from help@hdfgroup.org.   *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
 #include <catch_config.h>
 #include <fcntl.h>
 #include <unistd.h>