bigbang keycloak update

Package Merge Request

Package Changes

upgrade Keycloak to app version 17.0.1-legacy chart version 18.0.0-bb.1

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/security-tools/keycloak/-/merge_requests/60

https://repo1.dso.mil/platform-one/big-bang/apps/security-tools/keycloak/-/merge_requests/66

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/apps/security-tools/keycloak/-/issues/51