Fix for No and disabeling of callback support for now

src/Library/internal-include/System/callbacks_internal.hxx

@@ -2,7 +2,7 @@
 #include <PSX/System/threads.hpp>
 
 namespace JabyEngine {
-    namespace Callback {
+    namespace [[deprecated("Callbacks are deprecated for now")]] Callback {
         namespace internal {
             namespace VSync {
                 static constexpr size_t StackSize = 64;