IGNITE-15041 Upgrade travis image to xenial (#9213)
IGNITE-15041 Upgrade travis image to xenial (#9213)


ascherbakoff/ignite,xtern/ignite,apache/ignite,xtern/ignite,ascherbakoff/ignite,apache/ignite,xtern/ignite,ascherbakoff/ignite,xtern/ignite,NSAmelchev/ignite,apache/ignite,ascherbakoff/ignite,chandresh-pancholi/ignite,xtern/ignite,xtern/ignite,apache/ignite,chandresh-pancholi/ignite,NSAmelchev/ignite,apache/ignite,NSAmelchev/ignite,chandresh-pancholi/ignite,NSAmelchev/ignite,chandresh-pancholi/ignite,NSAmelchev/ignite,chandresh-pancholi/ignite,ascherbakoff/ignite,NSAmelchev/ignite,apache/ignite,ascherbakoff/ignite,ascherbakoff/ignite,apache/ignite,NSAmelchev/ignite,xtern/ignite,chandresh-pancholi/ignite,chandresh-pancholi/ignite,ascherbakoff/ignite,apache/ignite,NSAmelchev/ignite,chandresh-pancholi/ignite,apache/ignite,NSAmelchev/ignite,ascherbakoff/ignite,xtern/ignite,chandresh-pancholi/ignite,xtern/ignite