Fixed another typo

CMakeLists.txt

@@ -905,7 +905,7 @@ endif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
     else()
         # set(PYTHON_SUFFIX -python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR})
         # below are two variables that can be left empty for standard python, but must be set by the user for different python versions such as 3.5
-        SET(PYTHON_SUFFIX "" CACHE STRING "Shiboken cmake file sufix. If left empty, system default python version will be used: <ShibokenConfigPYTHON_SUFFIX.cmake>")
+        SET(PYTHON_SUFFIX "" CACHE STRING "Shiboken cmake file suffix. If left empty, system default python version will be used: <ShibokenConfigPYTHON_SUFFIX.cmake>")
         SET(PYTHON_BASENAME "" CACHE STRING "Same as PYTHON_SUFFIX but for PySide. if left empty, PYTHON_SUFFIX will be used: <PySideConfigPYTHON_BASENAME.cmake>")
 
         if(DEFINED MACPORTS_PREFIX)