Chart: Suggest matchLabelKeys in Topology Spread Constraints. (#12201)

Author: m00lecule

charts/ingress-nginx/values.yaml

@@ -308,6 +308,8 @@ controller:
   #       app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
   #       app.kubernetes.io/instance: '{{ .Release.Name }}'
   #       app.kubernetes.io/component: controller
+  #   matchLabelKeys:
+  #   - pod-template-hash
   #   topologyKey: topology.kubernetes.io/zone
   #   maxSkew: 1
   #   whenUnsatisfiable: ScheduleAnyway
@@ -316,6 +318,8 @@ controller:
   #       app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
   #       app.kubernetes.io/instance: '{{ .Release.Name }}'
   #       app.kubernetes.io/component: controller
+  #   matchLabelKeys:
+  #   - pod-template-hash
   #   topologyKey: kubernetes.io/hostname
   #   maxSkew: 1
   #   whenUnsatisfiable: ScheduleAnyway
@@ -1054,6 +1058,8 @@ defaultBackend:
   #       app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
   #       app.kubernetes.io/instance: '{{ .Release.Name }}'
   #       app.kubernetes.io/component: default-backend
+  #   matchLabelKeys:
+  #   - pod-template-hash
   #   topologyKey: topology.kubernetes.io/zone
   #   maxSkew: 1
   #   whenUnsatisfiable: ScheduleAnyway
@@ -1062,6 +1068,8 @@ defaultBackend:
   #       app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
   #       app.kubernetes.io/instance: '{{ .Release.Name }}'
   #       app.kubernetes.io/component: default-backend
+  #   matchLabelKeys:
+  #   - pod-template-hash
   #   topologyKey: kubernetes.io/hostname
   #   maxSkew: 1
   #   whenUnsatisfiable: ScheduleAnyway