refactor after changes

src/main/java/net/geant/nmaas/nmservice/deployment/containerorchestrators/kubernetes/entities/KubernetesNmServiceInfo.java

@@ -42,7 +42,7 @@ public class KubernetesNmServiceInfo extends NmServiceInfo {
     private Set<ServiceAccessMethod> accessMethods;
 
     @ManyToOne
-    @JoinColumn(name = "kcluster_id", referencedColumnName = "id")
+    @JoinColumn(name = "k_cluster_id", referencedColumnName = "id")
     private KCluster remoteCluster;
 
     public KubernetesNmServiceInfo () {

src/main/resources/db/migration/common/V1.8.0_20250527_1530__AddConnectionToCluster.sql

 ALTER TABLE kubernetes_nm_service_info
-ADD COLUMN kcluster_id integer;
+ADD COLUMN k_cluster_id integer;
 
 ALTER TABLE kubernetes_nm_service_info
 ADD CONSTRAINT fk_kubernetes_nm_service_info_kcluster