pom.xml: updates for release 1.1.7
pom.xml: updates for release 1.1.7

Remove unused withItems query params

Signed-off-by: Kill Bill core team <1a73af9e7ae00182733b2292511b814be66f065f@killbill.io>

killbill/killbill-client-java,killbill/killbill-client-java