Resolve "application name for Jira is hardcoded in the virtual service for jmx/metrics"

General MR

Summary

This MR removed hardcoded application name in the virtual service.

Relevant logs/screenshots

chuka@DESKTOP-006TSPC:~/bigbang/bigbang$ k get pods -n jira
NAME     READY   STATUS    RESTARTS   AGE
jira-0   2/2     Running   0          83s
chuka@DESKTOP-006TSPC:~/bigbang/bigbang$ k get virtualservice -n jira
NAME   GATEWAYS                  HOSTS                      AGE
jira   ["istio-system/public"]   ["jira.dev.bigbang.mil"]   45s

Linked Issue

issue

Upgrade Notices

N/A

Closes #140 (closed)