Fix and bump maven-clean-plugin to 3.1.0

Change-Id: Ifecd1e677c43dd48846a02f7270dd39317cbd60c
diff --git a/pom.xml b/pom.xml
index 508043e..e4cdd1a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -150,8 +150,9 @@
 		<outputDirectory>${basedir}/target/classes</outputDirectory>
 		<plugins>
 		  <plugin>
-		    <artifactId>maven-clean-plugin</artifactId>
-		    <version>3.0.0</version>
+			  <groupId>org.apache.maven.plugins</groupId>
+			  <artifactId>maven-clean-plugin</artifactId>
+		    <version>3.1.0</version>
 		    <configuration>
 		      <filesets>
 		        <fileset>