CBQE-0: fixes in py-xdcrupgrade.conf

Change-Id: I44eaab806fc570034ccc2b7c57eab8b22ba15316
Reviewed-on: http://review.couchbase.org/30312
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>