Bump xstream from 1.4.15 to 1.4.16 in /libraries/eea-all (#135)

Bumps [xstream](https://github.com/x-stream/xstream) from 1.4.15 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] <[email protected]>

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

Author: dependabot[bot]

libraries/eea-all/pom.xml

@@ -113,7 +113,7 @@
     <dependency>
       <groupId>com.thoughtworks.xstream</groupId>
       <artifactId>xstream</artifactId>
-      <version>1.4.15</version>
+      <version>1.4.16</version>
       <scope>test</scope>
     </dependency>