[MPOM-152] Upgrade maven-checkstyle-plugin to 2.17.

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1774830 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/maven/pom.xml b/maven/pom.xml
index 3eeb82a..f087e48 100644
--- a/maven/pom.xml
+++ b/maven/pom.xml
@@ -939,7 +939,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-checkstyle-plugin</artifactId>
-          <version>2.15</version>
+          <version>2.17</version>
           <configuration>
             <configLocation>config/maven_checks.xml</configLocation>
             <headerLocation>config/maven-header.txt</headerLocation>