Fix prh stage-release job to skip docker

https://jenkins.onap.org/view/dcaegen2/job/dcaegen2-services-prh-maven-stage-master/56/console

Change-Id: I4f217b5d5bb74b8936740936622deaa5cf216ee1
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
Issue-ID: DCAEGEN2-1669
1 file changed