chore(deps): bump org.jetbrains.dokka from 1.9.10 to 1.9.20

Bumps [org.jetbrains.dokka](https://github.com/Kotlin/dokka) from 1.9.10 to 1.9.20.
- [Release notes](https://github.com/Kotlin/dokka/releases)
- [Commits](Kotlin/dokka@v1.9.10...v1.9.20)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@
 annotations = "24.0.1"
 
 # plugins
-dokka = "1.9.10"
+dokka = "1.9.20"
 kotlin = "1.9.23"
 changelog = "2.2.0"
 gradleIntelliJPlugin = "1.17.2"