fix: add support for dicttoxml2.py The older dicttoxml.py uses a type alias collections.Iterator that is removed post Python 3.10. Add support for dictoxml.py updated replacement. Norbert SCHLEMMER found it when testing the arm docker under 3.12.

#!/usr/bin/env python
from __future__ import print_function
import zlib, base64, sys
print(base64.encodestring(zlib.compress(sys.stdin.read())))