Update Ironbank

This MR contains the following updates:

Package	Update	Change
ironbank/opensource/keycloak/keycloak	major	21.1.1 -> 22.0.1
registry1.dso.mil/ironbank/bitnami/postgres-exporter	minor	0.12.1 -> 0.13.2
registry1.dso.mil/ironbank/opensource/keycloak/keycloak	major	21.1.1 -> 22.0.1

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chart/deps/postgresql/values.yaml

@@ -770,7 +770,7 @@ metrics:
   image:
     registry: registry1.dso.mil
     repository: ironbank/bitnami/postgres-exporter
-    tag: 0.12.1
+    tag: 0.13.2
     pullPolicy: IfNotPresent
     ## Optionally specify an array of imagePullSecrets.
     ## Secrets must be manually created in the namespace.