[bitnami/nginx-intel] Do not hardcode PDB apiVersion (#9109)

bitnami/nginx-intel/Chart.yaml

@@ -24,4 +24,4 @@ name: nginx-intel
 sources:
   - https://github.com/bitnami/bitnami-docker-nginx-intel
   - https://github.com/intel/asynch_mode_nginx
-version: 0.1.3
+version: 0.1.4

bitnami/nginx-intel/templates/pdb.yaml

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