[bitnami/aspnet-core] Do not hardcode PDB apiVersion (#9090)

bitnami/aspnet-core/Chart.yaml

@@ -22,4 +22,4 @@ name: aspnet-core
 sources:
   - https://github.com/bitnami/bitnami-docker-aspnet-core
   - https://dotnet.microsoft.com/apps/aspnet
-version: 3.1.1
+version: 3.1.2

bitnami/aspnet-core/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 "aspnet-core.fullname" . }}