Added submodule contents into tree

externals/mbedtls/tests/include/alt-dummy/dhm_alt.h

@@ -0,0 +1,16 @@
+/* dhm_alt.h with dummy types for MBEDTLS_DHM_ALT */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+ */
+
+#ifndef DHM_ALT_H
+#define DHM_ALT_H
+
+typedef struct mbedtls_dhm_context {
+    int dummy;
+}
+mbedtls_dhm_context;
+
+
+#endif /* dhm_alt.h */