Making the test run with JDK 9 by excluding com.sun:tools that is a dependency of checkstyle.

git-svn-id: https://svn.apache.org/repos/asf/maven/shared/trunk@1782516 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/it/pluginManagement_dependencies/pom.xml b/src/it/pluginManagement_dependencies/pom.xml
index 59472b4..9ad03e6 100644
--- a/src/it/pluginManagement_dependencies/pom.xml
+++ b/src/it/pluginManagement_dependencies/pom.xml
@@ -38,6 +38,12 @@
               <groupId>com.puppycrawl.tools</groupId>
               <artifactId>checkstyle</artifactId>
               <version>5.8</version>
+              <exclusions>
+                <exclusion>
+                  <groupId>com.sun</groupId>
+                  <artifactId>tools</artifactId>
+                </exclusion>
+              </exclusions>
             </dependency>
           </dependencies>
         </plugin>