Fix type error

helm/template/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: template
 description: A Helm library chart containing common templates, keeping application templates short
 type: library
-version: 0.1.21
+version: 0.1.22
 maintainers:
   - name: Jim Martens
     url: https://2martens.de
@@ -11,7 +11,7 @@ sources:
 annotations:
   artifacthub.io/changes: |
     - kind: fixed
-      description: Fixed syntax error
+      description: Fixed type error
   artifacthub.io/signKey: |
     fingerprint: F0F153B65BAD467201D7544E47393ABD1F96B7C8
     url: https://mafiasi.de/pks/key/47393ABD1F96B7C8.asc

helm/template/templates/_podmonitor.yaml

@@ -9,7 +9,7 @@ metadata:
     {{- include "template.labels" . | nindent 4 }}
 spec:
   podMetricsEndpoints:
-    - port: {{ .Values.application.actuatorPort }}
+    - port: "{{ .Values.application.actuatorPort }}"
       path: /actuator/prometheus
   selector:
     {{- include "template.selectorLabels" . | nindent 4 }}