[MPOM-196] Update maven-assembly-plugin to 3.1.1

diff --git a/pom.xml b/pom.xml
index 386b7d7..c09f1ca 100644
--- a/pom.xml
+++ b/pom.xml
@@ -117,7 +117,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-assembly-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.1</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>