[bitnami/redis-cluster] Do not hardcode PDB apiVersion (#9115)

bitnami/redis-cluster/Chart.yaml

@@ -23,4 +23,4 @@ name: redis-cluster
 sources:
   - https://github.com/bitnami/bitnami-docker-redis
   - http://redis.io/
-version: 7.2.3
+version: 7.2.4

bitnami/redis-cluster/templates/poddisruptionbudget.yaml

@@ -1,5 +1,5 @@
 {{- if .Values.podDisruptionBudget }}
-apiVersion: policy/v1beta1
+apiVersion: {{ include "common.capabilities.policy.apiVersion" . }}
 kind: PodDisruptionBudget
 metadata:
   name: {{ template "common.names.fullname" . }}