fix: pom.xml to reduce vulnerabilities (#13)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMGOOGLEGUAVA-5710356

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

pom.xml

@@ -20,7 +20,7 @@
         <!-- Dependency versions -->
         <assertj.version>3.23.1</assertj.version>
         <format-preserving-encryption.version>1.0.0</format-preserving-encryption.version>
-        <guava.version>31.1-jre</guava.version>
+        <guava.version>32.0.0-jre</guava.version>
         <jackson.version>2.14.1</jackson.version>
         <jmh.version>1.35</jmh.version>
         <jsonassert.version>1.5.1</jsonassert.version>