HADOOP-13942. Update checkstyle and checkstyle plugin version to handle indentation of JDK8 Lambdas.

hadoop-build-tools/src/main/resources/checkstyle/checkstyle.xml

@@ -123,9 +123,7 @@
 
         <!-- Checks for Size Violations.                    -->
         <!-- See http://checkstyle.sf.net/config_sizes.html -->
-        <module name="LineLength">
-          <property name="ignorePattern" value="^(package|import) .*"/>
-        </module>
+        <module name="LineLength"/>
         <module name="MethodLength"/>
         <module name="ParameterNumber"/>
 

pom.xml

@@ -107,8 +107,8 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xs
     <maven-clover2-plugin.version>3.3.0</maven-clover2-plugin.version>
     <maven-bundle-plugin.version>2.5.0</maven-bundle-plugin.version>
     <lifecycle-mapping.version>1.0.0</lifecycle-mapping.version>
-    <maven-checkstyle-plugin.version>2.15</maven-checkstyle-plugin.version>
-    <checkstyle.version>6.6</checkstyle.version>
+    <maven-checkstyle-plugin.version>2.17</maven-checkstyle-plugin.version>
+    <checkstyle.version>7.5.1</checkstyle.version>
     <dependency-check-maven.version>1.4.3</dependency-check-maven.version>
 
     <shell-executable>bash</shell-executable>