Bump xstream from 1.4.9 to 1.4.16 (#40)

Bumps [xstream](https://github.com/x-stream/xstream) from 1.4.9 to 1.4.16.
- [Release notes](https://github.com/x-stream/xstream/releases)
- [Commits](https://github.com/x-stream/xstream/commits)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -140,7 +140,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.9</version>
+            <version>1.4.16</version>
             <type>jar</type>
             <scope>provided</scope>
         </dependency>