py: Adjust #includes in lexerunix.c.

py/lexerunix.c

@@ -6,15 +6,13 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 
 #include "qstr.h"
 #include "lexer.h"
 #include "lexerunix.h"
 
-
-#include <sys/stat.h>
-#include <sys/types.h>
-
 typedef struct _mp_lexer_file_buf_t {
     int fd;
     char buf[20];