contrib/kubernetes: bump elasticsearch version
contrib/kubernetes: bump elasticsearch version

Signed-off-by: Adrian Moreno <4e5c605993413892a1c21f38afc464bef7695397@redhat.com>

skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive