chore: remove validate.yaml and add constraints to values.schema.json (#1799)

Author: shanshanying

addons-cluster/apecloud-mysql/templates/validate.yaml

@@ -89,7 +89,11 @@
           "description": "Number of ClickHouse Keeper replicas.",
           "type": "integer",
           "default": 1,
-          "minimum": 1
+          "enum": [
+            1,
+            3,
+            5
+          ]
         },
         "storageClassName": {
           "title": "Keeper Storage Class Name",

addons-cluster/clickhouse/templates/validate.yaml

@@ -11,6 +11,6 @@
   {{- end -}}
 {{- end -}}
 {{- if ne $count 1 }}
-{{- println "there must be one and one one master node" -}}
+{{- println "there must be one and only one master node" -}}
 {{- end }}
 {{- end }}