rearrange badly placed header includes

Author: mattip

numpy/core/src/_simd/_simd.h

@@ -14,12 +14,12 @@
 
 #include <Python.h>
 #include "numpy/npy_common.h"
-
-#ifndef NPY_DISABLE_OPTIMIZATION
-// autogenerated, required for CPU dispatch macros
 #include "npy_cpu_features.h"
 #include "npy_cpu_dispatch.h"
 #include "numpy/npy_cpu.h"
+
+#ifndef NPY_DISABLE_OPTIMIZATION
+// autogenerated, required for CPU dispatch macros
 #include "_simd.dispatch.h"
 #endif
 /**