renderer: Move to a full Hyprland GL rendering pipeline (#3920)

Also updates wlroots

src/render/Renderbuffer.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include "Framebuffer.hpp"
+
+class CMonitor;
+
+class CRenderbuffer {
+  public:
+    CRenderbuffer(wlr_buffer* buffer, uint32_t format);
+    ~CRenderbuffer();
+
+    void          bind();
+    void          bindFB();
+    void          unbind();
+    CFramebuffer* getFB();
+
+    wlr_buffer*   m_pWlrBuffer = nullptr;
+
+    DYNLISTENER(destroyBuffer);
+
+  private:
+    EGLImageKHR  m_iImage = 0;
+    GLuint       m_iRBO   = 0;
+    CFramebuffer m_sFramebuffer;
+};