keycloak update to 23.0.7-bb.8

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/keycloak/-/blob/23.0.7-bb.8/CHANGELOG.md

Package MR

big-bang/product/packages/keycloak!209 (merged)

For Issue

For big-bang/product/packages/thanos#45 (closed)

Upgrade Notices

N/A