Added checkstyle

spring-cloud-task-samples/jpa-sample/pom.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~  Copyright 2017 the original author or authors.
+  ~  Copyright 2015-2019 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.
@@ -13,7 +13,10 @@
   ~  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.
-  --><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  -->
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+		 xmlns="http://maven.apache.org/POM/4.0.0"
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>io.spring.cloud</groupId>
@@ -28,7 +31,7 @@
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
 		<version>2.1.2.RELEASE</version>
-		<relativePath />
+		<relativePath/>
 	</parent>
 
 	<properties>