Bump dokka-maven-plugin from 1.5.30 to 1.5.31

Bumps [dokka-maven-plugin](https://github.com/Kotlin/dokka) from 1.5.30 to 1.5.31.
- [Release notes](https://github.com/Kotlin/dokka/releases)
- [Commits](Kotlin/dokka@v1.5.30...v1.5.31)

---
updated-dependencies:
- dependency-name: org.jetbrains.dokka:dokka-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -41,7 +41,7 @@
  <junit.jupiter.version>5.8.1</junit.jupiter.version>
  <slf4j.version>1.7.32</slf4j.version>
  <log4j.version>2.13.3</log4j.version>
- <dokka.version>1.5.30</dokka.version>
+ <dokka.version>1.5.31</dokka.version>
 
  <!--
  Deactivate dokka by default, and make the build faster for all projects.