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)

tests/test-values.yaml

@@ -1483,7 +1483,7 @@ addons:
             quarkus.properties: '{{ .Files.Get "resources/dev/quarkus.properties" }}'
       extraInitContainers: |-
         - name: plugin
-          image: registry1.dso.mil/ironbank/big-bang/p1-keycloak-plugin:3.1.0
+          image: registry1.dso.mil/ironbank/big-bang/p1-keycloak-plugin:3.2.0
           imagePullPolicy: Always
           command:
           - sh