Remove optional types from ssl_groups validation rule since they are not supported in k8s versions earlier than 1.29

Author: dsessler7

config/crd/bases/postgres-operator.crunchydata.com_postgresclusters.yaml

@@ -18250,8 +18250,8 @@ spec:
             type: object
             x-kubernetes-validations:
             - message: The ssl_groups parameter is only available in pg18 and greater
-              rule: '!has(self.?config.parameters.ssl_groups) || self.postgresVersion
-                > 17'
+              rule: '!has(self.config) || !has(self.config.parameters) || !has(self.config.parameters.ssl_groups)
+                || self.postgresVersion > 17'
           status:
             description: PostgresClusterStatus defines the observed state of PostgresCluster
             properties:

pkg/apis/postgres-operator.crunchydata.com/v1beta1/postgrescluster_types.go

@@ -17,7 +17,7 @@ import (
 //
 // # Postgres 18
 //
-// +kubebuilder:validation:XValidation:rule=`!has(self.?config.parameters.ssl_groups) || self.postgresVersion > 17`,message=`The ssl_groups parameter is only available in pg18 and greater`
+// +kubebuilder:validation:XValidation:rule=`!has(self.config) || !has(self.config.parameters) || !has(self.config.parameters.ssl_groups) || self.postgresVersion > 17`,message=`The ssl_groups parameter is only available in pg18 and greater`
 type PostgresClusterSpec struct {
 	// +optional
 	Metadata *Metadata `json:"metadata,omitempty"`