Refactor!: Update JJB code to comply with 5.x

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

Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Change-Id: I8866f96f34acc38df025225d03f2acf8fc314d4d
diff --git a/jjb/nonrtric-rapp-healthcheck/nonrtric-rapp-healthcheck.yaml b/jjb/nonrtric-rapp-healthcheck/nonrtric-rapp-healthcheck.yaml
index ed48c33..423d5ff 100644
--- a/jjb/nonrtric-rapp-healthcheck/nonrtric-rapp-healthcheck.yaml
+++ b/jjb/nonrtric-rapp-healthcheck/nonrtric-rapp-healthcheck.yaml
@@ -13,7 +13,7 @@
     jobs:
       - gerrit-info-yaml-verify
 
-- nonrtric-rapp-healthcheck_common: &nonrtric_rapp_healthcheck_common
+- _nonrtric-rapp-healthcheck_common: &nonrtric_rapp_healthcheck_common
     name: nonrtric-rapp-healthcheck-common
     # git repo
     project: nonrtric/rapp/healthcheck