MM -> Elastic mTLS Exception

Package Merge Request

Package Changes

Updated Elastic to have a conditional exception to mTLS for Mattermost.

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/merge_requests/100

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/1155