Keyboard: Hide JC65 directory in QMK Configurator (#3491)

To prevent people from picking the wrong version for their MCU

keyboards/jc65/jc65.c

@@ -1 +0,0 @@
-#include "jc65.h"

keyboards/jc65/jc65.h

@@ -1,14 +0,0 @@
-#ifndef JC65_H
-#define JC65_H
-
-#include "quantum.h"
-
-#ifdef KEYBOARD_jc65_v32u4
-    #include "v32u4.h"
-#endif
-
-#ifdef KEYBOARD_jc65_v32a
-    #include "v32a.h"
-#endif
-
-#endif

keyboards/jc65/rules.mk

@@ -1 +0,0 @@
-DEFAULT_FOLDER = jc65/v32u4