[Snyk] Fix for 1 vulnerabilities

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `maven` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • pom.xml

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Upgrade	Breaking Change	Exploit Maturity
	479/1000 Why? Has a fix available, CVSS 5.3	Denial of Service (DoS) SNYK-JAVA-COMTHOUGHTWORKSXSTREAM-3091180	com.thoughtworks.xstream:xstream: 1.4.16 -> 1.4.20 com.thoughtworks.xstream:xstream-benchmark: 1.4.14 -> 1.4.20 com.thoughtworks.xstream:xstream-hibernate: 1.4.14 -> 1.4.20 com.thoughtworks.xstream:xstream-jmh: 1.4.14 -> 1.4.20	No	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Check the changes in this PR to ensure they won't cause issues with your project.

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🦉 Denial of Service (DoS)