fix: acceptance - use portNumber instead of port

port expects a pod port name, but I can't find anything in the k8s
documentation to actually give a name to a port on a pod / container,
it looks like named ports is a concept related only to services.

so switching to `portNumber` instead.

acceptance-tests/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.5.2
+version: 0.5.3
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

acceptance-tests/templates/prometheus-pm.yaml

@@ -9,7 +9,7 @@ spec:
   podMetricsEndpoints:
   - interval: {{ .Values.podMonitor.frequency }}
     path: {{ .Values.podMonitor.httpPath }}
-    port: {{ .Values.podMonitor.httpPort | quote }}
+    portNumber: {{ .Values.podMonitor.httpPort }}
   selector:
     matchLabels:
       {{- with .Values.podMonitor.matchLabels }}

acceptance-tests/values.yaml

@@ -68,6 +68,6 @@ podMonitor:
   matchLabels:
     app.kubernetes.io/name: apache-nas
   httpPath: /public/non-regression/report/export/prometheusData.txt
-  httpPort: "80"
+  httpPort: 80
   # Should be set to a value coherent with the `job.schedule` parameter above.
   frequency: 1d