Openshift updates

General MR

Added Openshift updates for deploying mattermost into Openshift cluster

Upgrade Notices

N/A

added mattermost statusreview labels

assigned to @jamie.causey

requested review from @benjamin.starks, @cwilliams68067, @seanthomas007, @samvongsay, and @kershaw.jacob

changed the description

approved this merge request

mentioned in commit e0e07ca6

merged