Refactor!: JJB code comply with updates to v5.x

Update global-jjb v0.86.0, this updates the minimal
version of JJB to v5.0.2.

Issue-ID: CIMAN-33
Change-Id: I26089604b401a8b486d752a4780b1981788d19ad
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
diff --git a/jjb/dcaegen2/dcaegen2-utils.yaml b/jjb/dcaegen2/dcaegen2-utils.yaml
index 55a5bb4..6833c65 100644
--- a/jjb/dcaegen2/dcaegen2-utils.yaml
+++ b/jjb/dcaegen2/dcaegen2-utils.yaml
@@ -65,7 +65,7 @@
     project: dcaegen2/utils
     branch: master
 
-- cbs_client_pypi_common: &cbs_client_pypi_common
+- _cbs_client_pypi_common: &cbs_client_pypi_common
     name: cbs-client-pypi-common
     # jenkins job prefix
     project-name: dcaegen2-platform-cbs-client