EFK: Istio mTLS STRICT

Package Merge Request

Package Changes

Added default PeerAuthentication resources to set EK (and Fluentbit) to mTLS STRICT by default.

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/merge_requests/98

https://repo1.dso.mil/platform-one/big-bang/apps/core/fluentbit/-/merge_requests/66

https://repo1.dso.mil/platform-one/big-bang/apps/core/eck-operator/-/merge_requests/45

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/1013