fix(ironic): Fix anti affinity rules for default and update replica count

Author: nicholaskuechler

components/ironic/values.yaml

@@ -265,12 +265,15 @@ pod:
             configMap:
               name: ironic-inspection-rules
               optional: true
+  replicas:
+    api: 4
+    conductor: 1
   lifecycle:
     disruption_budget:
       api:
         # this should be set to no more than (pod.replicas.api - 1)
         # usually set on per-deployment basis.
-        min_available: 0
+        min_available: 1
   resources:
     enabled: true
     api:
@@ -290,7 +293,7 @@ pod:
   affinity:
     anti:
       type:
-        default: preferredDuringSchedulingIgnoredDuringExecution
+        default: ""
         conductor: requiredDuringSchedulingIgnoredDuringExecution
       topologyKey:
         default: kubernetes.io/hostname