[MENFORCER-238] Upgrade plexus-utils to 3.0.22

git-svn-id: https://svn.apache.org/repos/asf/maven/enforcer/trunk@1697200 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 2ec3c29..af7d58d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -118,7 +118,7 @@
       <dependency>
         <groupId>org.codehaus.plexus</groupId>
         <artifactId>plexus-utils</artifactId>
-        <version>3.0.20</version>
+        <version>3.0.22</version>
       </dependency>
       <dependency>
 		  <groupId>org.hamcrest</groupId>