Version was 3.3 but last released version was 3.1. Setting to match rest

of the documentation in preparation for upcoming release.

src/interfaces/python/pgmodule.c

@@ -36,7 +36,7 @@
 #include <string.h>
 
 static PyObject *PGError;
-static const char *PyPgVersion = "3.3";
+static const char *PyPgVersion = "3.2";
 
 /* taken from fileobject.c */
 #define BUF(v) PyString_AS_STRING((PyStringObject *)(v))