Removed metal_irconverter headers, used the one in usr/local/include

Author: kcloudy0717

CMakeLists.txt

@@ -60,7 +60,7 @@ endif ()
 
 if (APPLE)
   set(METAL_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/third-party/metal-cpp
-                         ${CMAKE_CURRENT_SOURCE_DIR}/third-party/metal_irconverter
+                         /usr/local/include/metal_irconverter
                          ${CMAKE_CURRENT_SOURCE_DIR}/third-party/metal_irconverter_runtime)
   find_library(METAL_IRCONVERTER_LIBRARY metalirconverter PATHS /usr/local/lib REQUIRED)
   set(METAL_LIBRARIES ${METAL_IRCONVERTER_LIBRARY})