First Metal cleanup & formatting pass

include/renderer_mtl/mtl_lut_texture.hpp

@@ -8,17 +8,12 @@ class LutTexture {
 public:
     LutTexture(MTL::Device* device, MTL::TextureType type, MTL::PixelFormat pixelFormat, u32 width, u32 height, const char* name);
     ~LutTexture();
-
     u32 getNextIndex();
 
-    // Getters
     MTL::Texture* getTexture() { return texture; }
-
     u32 getCurrentIndex() { return currentIndex; }
-
 private:
     MTL::Texture* texture;
-
     u32 currentIndex = 0;
 };