[Snyk] Security upgrade com.google.protobuf:protobuf-java-util from 3.21.4 to 3.23.3

[mkjsix]

This PR was automatically created by Snyk using the credentials of a real user.

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: - examples/pom.xml #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Upgrade | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------|:-------------------------  | **451/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 3.3 | Creation of Temporary File in Directory with Insecure Permissions
[SNYK-JAVA-COMGOOGLEGUAVA-5710356](https://snyk.io/vuln/SNYK-JAVA-COMGOOGLEGUAVA-5710356) | `com.google.protobuf:protobuf-java-util:`
`3.21.4 -> 3.23.3`
| 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. ------------ **Note:** *You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.* For more information: 🧐 [View latest project report](https://app.snyk.io/org/softinstigate/project/dd9873a3-6e3d-4e84-b007-b3471112192e?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/softinstigate/project/dd9873a3-6e3d-4e84-b007-b3471112192e?utm_source=github&utm_medium=referral&page=fix-pr/settings) 📚 [Read more about Snyk's upgrade and patch logic](https://support.snyk.io/hc/en-us/articles/360003891078-Snyk-patches-to-fix-vulnerabilities) [//]: # (snyk:metadata:{"prId":"3731b245-19ce-447b-9037-f1a9c9cde55b","prPublicId":"3731b245-19ce-447b-9037-f1a9c9cde55b","dependencies":[{"name":"com.google.protobuf:protobuf-java-util","from":"3.21.4","to":"3.23.3"}],"packageManager":"maven","projectPublicId":"dd9873a3-6e3d-4e84-b007-b3471112192e","projectUrl":"https://app.snyk.io/org/softinstigate/project/dd9873a3-6e3d-4e84-b007-b3471112192e?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-JAVA-COMGOOGLEGUAVA-5710356"],"upgrade":["SNYK-JAVA-COMGOOGLEGUAVA-5710356"],"isBreakingChange":false,"env":"prod","prType":"fix","templateVariants":["updated-fix-title","priorityScore"],"priorityScoreList":[451],"remediationStrategy":"vuln"}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Creation of Temporary File in Directory with Insecure Permissions](https://learn.snyk.io/lessons/insecure-temporary-file/javascript/?loc=fix-pr)

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