Upgrade maven-shade-plugin to 3.1.0

Change-Id: I14d746dfbfcea0d87378894b74c0cd673253f566
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

pom.xml

@@ -328,7 +328,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-shade-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.0</version>
         </plugin>
 
         <plugin>