build: bump Kotlin to 2.2.20-RC2

Also bump Dokka to 2.1.0-Beta.

Author: lppedd

build.gradle.kts

@@ -20,10 +20,9 @@ dependencies {
 
 kotlin {
     explicitApi()
-
     compilerOptions {
-        apiVersion = KotlinVersion.KOTLIN_2_1
-        languageVersion = KotlinVersion.KOTLIN_2_1
+        apiVersion = KotlinVersion.KOTLIN_2_2
+        languageVersion = KotlinVersion.KOTLIN_2_2
     }
 
     jvm {

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
-kotlin = "2.1.20"
+kotlin = "2.2.20-RC2"
 detekt = "1.23.8"
-dokka = "1.9.20"
+dokka = "2.1.0-Beta"
 nexus = "2.0.0"
 
 [plugins]