Add OSCAL components

Package Merge Request

Package Changes

Adds OSCAL components for:

• Istio Operator
• Istio Controlplane
• ECK Operator
• Elasticsearch Kibana

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-controlplane/-/merge_requests/89

https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-operator/-/merge_requests/36

https://repo1.dso.mil/platform-one/big-bang/apps/core/eck-operator/-/merge_requests/38

https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/merge_requests/91

For Issue

Closes #995 (closed) Closes #991 (closed)

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