Change default jenkins port
Change default jenkins port

Change-Id: I761612276cf08a217128592c26f0619ef0417829

gooddata/zuul,gooddata/zuul,devdattakulkarni/zuul_messaging,wikimedia/integration-zuul,wikimedia/integration-zuul,devdattakulkarni/zuul_messaging,gooddata/zuul,devdattakulkarni/zuul_messaging,wikimedia/integration-zuul,wikimedia/integration-zuul,bhuvan/zuul,gooddata/zuul,gooddata/zuul