[CMake] Add missing NDEBUG macro definitions for Release builds

cmake/boardcore.cmake

@@ -152,6 +152,8 @@ function(add_boardcore_library BOARD_OPTIONS_FILE)
 
     # Define DEBUG when in Debug mode
     target_compile_definitions(${BOARDCORE_LIB} PUBLIC $<$<CONFIG:Debug>:DEBUG>)
+    # Define NDEBUG when not in Debug mode
+    target_compile_definitions(${BOARDCORE_LIB} PUBLIC $<$<NOT:$<CONFIG:Debug>>:NDEBUG>)
 
     # Link libraries
     target_link_libraries(${BOARDCORE_LIB} PUBLIC