feat: remove useless class

src/main/java/org/springframework/samples/petclinic/model/Vets.java

-/*
- * Copyright 2002-2013 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.springframework.samples.petclinic.model;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.xml.bind.annotation.XmlElement;
-import javax.xml.bind.annotation.XmlRootElement;
-
-/**
- * Simple domain object representing a list of veterinarians. Mostly here to be used for the 'vets' {@link
- * org.springframework.web.servlet.view.xml.MarshallingView}.
- *
- * @author Arjen Poutsma
- */
-@XmlRootElement
-public class Vets {
-
-    private List<Vet> vets;
-
-    @XmlElement
-    public List<Vet> getVetList() {
-        if (vets == null) {
-            vets = new ArrayList<>();
-        }
-        return vets;
-    }
-
-}