feat: bump C++ standard up to C++23

Author: sangelovic

CMakeLists.txt

@@ -189,7 +189,7 @@ set(SDBUSCPP_SRCS ${SDBUSCPP_CPP_SRCS} ${SDBUSCPP_HDR_SRCS} ${SDBUSCPP_PUBLIC_HD
 # GENERAL COMPILER CONFIGURATION
 #-------------------------------
 
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 23)
 
 #----------------------------------
 # LIBRARY BUILD INFORMATION