updated maven-plugin-plugin to latest

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1654620 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/asf/pom.xml b/asf/pom.xml
index 90c6daf..fb54619 100644
--- a/asf/pom.xml
+++ b/asf/pom.xml
@@ -196,7 +196,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-plugin-plugin</artifactId>
-          <version>3.3</version>
+          <version>3.4</version>
         </plugin>
         <!-- START SNIPPET: release-plugin-configuration -->
         <plugin>