Update CouchbaseMock.jar version

Change-Id: Ie24d6bdd59b6b874b04d92f084582e544c2f67a8
Reviewed-on: http://review.couchbase.org/40025
Reviewed-by: Matt Ingenthron <matt@couchbase.com>
Reviewed-by: Sergey Avseyev <sergey.avseyev@gmail.com>
Tested-by: Sergey Avseyev <sergey.avseyev@gmail.com>