pyexpat.c: Adjust whitespace around pointer

As requested.

Author: hartwork

Modules/pyexpat.c

@@ -76,7 +76,7 @@ typedef struct xmlparseobject {
     PyObject_HEAD
 
     XML_Parser itself;
-    struct xmlparseobject * parent;
+    struct xmlparseobject *parent;
     int ordered_attributes;     /* Return attributes as a list. */
     int specified_attributes;   /* Report only specified attributes. */
     int in_callback;            /* Is a callback active? */