Update LLUtils enum bitwise integration

Advances the LLUtils dependency to the enum bitwise helper update. Raises ImageCodec to C++23 and keeps AxisAlignedFlip opt-in visible through its namespace for the new ADL-based helper.

Author: TheNicker

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required (VERSION 3.10)
 project(ImageCodec)
 
 #Image Codec
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 23)
 
 if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows" AND ${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
 	message("Cross compiling: Host: linux, Target: Windows")

External/LLUtils

@@ -24,6 +24,6 @@ namespace IMUtil
         AxisAlignedRotation rotation;
         AxisAlignedFlip flip;
     };
-}
 
-LLUTILS_DEFINE_ENUM_CLASS_FLAG_OPERATIONS(IMUtil::AxisAlignedFlip)
+    LLUTILS_DEFINE_ENUM_CLASS_FLAG_OPERATIONS(AxisAlignedFlip)
+}