grafana security, bug fix, and enhancement update

7.3.6-2 - change working dir to in grafana-cli wrapper fixes Red Hat BZ 1916083 - add pcp-redis-datasource to allowloadingunsignedplugins config option 7.3.6-1 - update to 7.3.6 tagged upstream community sources, see CHANGELOG - remove dependency on SAML not supported in the open source version o...