Bump guava from 29.0-jre to 32.0.0-jre in /example

Bumps [guava](https://github.com/google/guava) from 29.0-jre to 32.0.0-jre.
- [Release notes](https://github.com/google/guava/releases)
- [Commits](https://github.com/google/guava/commits)

---
updated-dependencies:
- dependency-name: com.google.guava:guava
  dependency-type: direct:production
...

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

example/pom.xml

@@ -14,7 +14,7 @@
         <slf4j.version>1.7.25</slf4j.version>
         <logback.version>1.2.3</logback.version>
         <httpclient.version>4.5.13</httpclient.version>
-        <guava.version>29.0-jre</guava.version>
+        <guava.version>32.0.0-jre</guava.version>
         <jsoup.version>1.11.3</jsoup.version>
         <htmlunit.version>2.38.0</htmlunit.version>
         <httpasyncclient.version>4.1.4</httpasyncclient.version>