fix:(jans-auth-server): fixed client's sortby #3075 (#3079)

Author: yuriyz

jans-auth-server/common/src/main/java/io/jans/as/common/model/registration/Client.java

@@ -30,7 +30,7 @@
  * @author Javier Rojas Blum
  * @version October 17, 2022
  */
-@DataEntry(sortBy = {"clientName"})
+@DataEntry(sortBy = {"displayName"})
 @ObjectClass(value = "jansClnt")
 @JsonInclude(JsonInclude.Include.NON_NULL)
 public class Client extends DeletableEntity implements Serializable {