refactor(gfx): reorganize graphics includes and introduce new types

- Updated include paths for various graphics-related headers to improve organization and clarity.
- Introduced new types for SNES color, palette, and tile management, enhancing the structure of the graphics subsystem.
- Refactored existing code to utilize the new types, ensuring consistency across the codebase.

Benefits:
- Improves maintainability and readability of the graphics code.
- Facilitates future enhancements and optimizations within the graphics subsystem.

test/benchmarks/gfx_optimization_benchmarks.cc

@@ -3,12 +3,12 @@
 #include <vector>
 #include <random>
 
-#include "app/gfx/bitmap.h"
-#include "app/gfx/arena.h"
-#include "app/gfx/memory_pool.h"
-#include "app/gfx/atlas_renderer.h"
-#include "app/gfx/performance/performance_profiler.h"
-#include "app/gfx/performance/performance_dashboard.h"
+#include "app/gfx/core/bitmap.h"
+#include "app/gfx/resource/arena.h"
+#include "app/gfx/resource/memory_pool.h"
+#include "app/gfx/render/atlas_renderer.h"
+#include "app/gfx/debug/performance/performance_profiler.h"
+#include "app/gfx/debug/performance/performance_dashboard.h"
 
 namespace yaze {
 namespace gfx {