Update oparent version

Update oparent version to 2.0.0 which supports
global-jjb maven-stage job.

Change-Id: I3aa28f3369164a7ca28ecc20a1334f949611d5b8
Issue-ID: CIMAN-234
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
2 files changed