fix(deps): update dokka to v2.2.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -23,7 +23,7 @@ testMonitor = "1.8.0"
 testRunner = "1.7.0"
 
 vanniktechMavenPublish = "0.36.0"
-dokka = "2.1.0"
+dokka = "2.2.0"
 
 spotless = "8.4.0"
 ktlint-core = "1.8.0"