Organize KPrepublic, K.T.E.C, xiudi boards into directories (#12159)

* reset; redoing my steps; and recommit

* include xd002/.noci

keyboards/xiudi/xd60/keymaps/melka/config.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#if __GNUC__ > 5
+#    if __has_include("passwd.h")
+#        include "passwd.h"
+#    endif  // if file exists
+#endif      // __GNUC__
+
+#ifndef PASSWORD_A
+    #define PASSWORD_A "1234567890"
+#endif
+
+#ifndef PASSWORD_B
+    #define PASSWORD_B "pass123"
+#endif
+
+#define RGBLIGHT_LAYERS
+
+#define LSPO_KEYS KC_LSFT, KC_TRNS, KC_5
+#define RSPC_KEYS KC_RSFT, KC_TRNS, KC_MINS