Fix ARM fixed point builds with CMake

Author: ccawley2011

CMakeLists.txt

@@ -480,7 +480,6 @@ if(NOT OPUS_DISABLE_INTRINSICS)
       # Do runtime check for NEON
       target_compile_definitions(opus
                                  PRIVATE
-                                 OPUS_ARM_MAY_HAVE_NEON
                                  OPUS_ARM_MAY_HAVE_NEON_INTR)
     endif()
 
@@ -497,7 +496,6 @@ if(NOT OPUS_DISABLE_INTRINSICS)
     if(OPUS_PRESUME_NEON)
       target_compile_definitions(opus
                                  PRIVATE
-                                 OPUS_ARM_PRESUME_NEON
                                  OPUS_ARM_PRESUME_NEON_INTR)
     endif()
   endif()