Bump com.github.ben-manes.caffeine:caffeine in /Plan (#3161)

Bumps [com.github.ben-manes.caffeine:caffeine](https://github.com/ben-manes/caffeine) from v3.1.7 to 3.1.8.
- [Release notes](https://github.com/ben-manes/caffeine/releases)
- [Commits](https://github.com/ben-manes/caffeine/compare/v3.1.7...v3.1.8)

---
updated-dependencies:
- dependency-name: com.github.ben-manes.caffeine:caffeine
  dependency-type: direct:production
...

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Plan/build.gradle

@@ -84,7 +84,7 @@ subprojects {
         commonsTextVersion = "1.10.0"
         commonsCompressVersion = "1.23.0"
         commonsCodecVersion = "1.16.0"
-        caffeineVersion = "v3.1.7"
+        caffeineVersion = "3.1.8"
         jettyVersion = "11.0.15"
         caffeineVersion = "2.9.2"
         mysqlVersion = "8.1.0"