chore(addons): update flink allow_parameters and kafka metrics

Author: jianxiaoguo

addons/flink/1.17/meta.yaml

@@ -27,4 +27,7 @@ allow_parameters:
 - name: "taskmanager.extraEnvVars"
   required: false
   description: "taskmanager extraEnvVars config for values.yaml"
+- name: "taskmanager.persistence.size"
+  required: false
+  description: "taskmanager persistence size config for values.yaml"
 archive: false

addons/kafka/3.6/chart/kafka/templates/metrics/deployment.yaml

@@ -83,6 +83,7 @@ spec:
           command: {{- include "common.tplvalues.render" (dict "value" .Values.metrics.kafka.command "context" $) | nindent 12 }}
           {{- else }}
           command:
+            - init-stack
             - bash
           {{- end }}
           {{- if .Values.diagnosticMode.enabled }}