Revert"gone back to discord-rpc repo" wrong branch

This reverts commit 41ac291f6b.

src/discordgodot.h

@@ -2,14 +2,15 @@
 #define DISCORDGODOT_H
 
 #include <stdio.h>
-#include <godot_cpp/classes/ref_counted.hpp>
+#include "lib/discord_game_sdk/cpp/discord.h"
+#include <godot_cpp/classes/object.hpp>
 #include <godot_cpp/core/class_db.hpp>
 
 using namespace godot;
 
-class Discord_SDK : public RefCounted
+class Discord_SDK : public Object
 {
-    GDCLASS(Discord_SDK, RefCounted);
+    GDCLASS(Discord_SDK, Object);
 
     static Discord_SDK *singleton;