support topologySpreadConstraints in Deployment config (#308)

part of : kiali/kiali#5614

Author: jmazzitelli

kiali-server/templates/deployment.yaml

@@ -239,5 +239,9 @@ spec:
       nodeSelector:
       {{- toYaml .Values.deployment.node_selector | nindent 8 }}
       {{- end }}
+      {{- if .Values.deployment.topology_spread_constraints }}
+      topologySpreadConstraints:
+      {{- toYaml .Values.deployment.topology_spread_constraints | nindent 8 }}
+      {{- end }}
 ...
 {{- end }}

kiali-server/values.yaml

@@ -94,6 +94,7 @@ deployment:
   service_annotations: {}
   service_type: ""
   tolerations: []
+  topology_spread_constraints: []
   version_label: ${HELM_IMAGE_TAG} # v1.39 # v1.39.0 # see: https://quay.io/repository/kiali/kiali?tab=tags
   view_only_mode: false