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]>

build.gradle.kts

@@ -16,5 +16,5 @@ plugins {
     id("com.google.gms.google-services") version "4.4.0" apply false
     id("androidx.room") version "2.6.0" apply false
     id("com.google.firebase.crashlytics") version "2.9.9" apply false
-    id("org.jetbrains.dokka") version "1.9.10"
+    id("org.jetbrains.dokka") version "1.9.20"
 }