keycloak update to 18.4.0-bb.2

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/keycloak/-/blob/18.4.0-bb.2/CHANGELOG.md

Package MR

big-bang/product/packages/keycloak!101 (merged)

For Issue

Closes big-bang/product/packages/keycloak#85 (closed)

chart/values.yaml

@@ -1378,7 +1378,7 @@ addons:
     git:
       repo: https://repo1.dso.mil/platform-one/big-bang/apps/security-tools/keycloak.git
       path: "./chart"
-      tag: "18.4.0-bb.1"
+      tag: "18.4.0-bb.2"
 
     database:
       # -- Hostname of a pre-existing database to use for Keycloak.