[Keyboard] Add converter/xmk (#18433)

keyboards/converter/xmk/xmk.c

@@ -0,0 +1,14 @@
+// Copyright 2022 Manna Harbour (@manna-harbour)
+// https://github.com/manna-harbour/xmk
+
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+#if defined (XMK_DEBUG)
+void keyboard_post_init_kb(void) {
+  debug_enable=true;
+  debug_matrix=true;
+  debug_keyboard=true;
+}
+#endif