Maven: Upgrade maven-jar-plugin to 3.1.0

Change-Id: Ia4f2f3ccf3bba3ccefac7e75b1ee65692233c94e
diff --git a/pom.xml b/pom.xml
index 7518cde..c289e74 100644
--- a/pom.xml
+++ b/pom.xml
@@ -40,7 +40,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>2.4</version>
+                <version>3.1.0</version>
                 <configuration>
                     <archive>
                         <manifestEntries>