Fix platform name for macos wheel (#71)

Author: johnwason

tesseract_python/cmake/install_build_wheel.cmake.in

@@ -15,7 +15,7 @@ endif()
 endforeach()
 
 elseif(APPLE)
-execute_process(COMMAND @PYTHON_EXECUTABLE@ setup.py bdist_wheel WORKING_DIRECTORY python RESULT_VARIABLE STATUS)
+execute_process(COMMAND @PYTHON_EXECUTABLE@ setup.py bdist_wheel --plat-name=@TESSERACT_PYTHON_WHEEL_PLATFORM@ WORKING_DIRECTORY python RESULT_VARIABLE STATUS)
 if(STATUS AND NOT STATUS EQUAL 0)
   message(FATAL_ERROR "Python Build Wheel Failed: ${STATUS}")
 endif()