[MRESOLVER-358] Upgrade Guava, Maven, mockito, Plexus Utils

[jira-importer]

Tamas Cservenak opened MRESOLVER-358 and commented

Upgrades

• guava to 31.1-jre (was 30.1-jre)
• mockito-core to 4.11.0 (was 4.8.1)
• plexus-utils to 3.5.1 (was 3.5.0)
• maven deps (used in demos only) to 3.8.8 (was 3.8.4)

---

Remote Links:

• GitHub Pull Request #284