Draft: nexusRepositoryManager update to 66.0.0-bb.1

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/nexus/-/blob/66.0.0-bb.1/CHANGELOG.md

Package MR

big-bang/product/packages/nexus!121 (merged)

For Issue

Closes big-bang/product/packages/nexus#71 (closed)

Upgrade Notices

Implemented Istio Authorization policies for nexus repository manager