[Dokka] Upgrade Plugin to v2

Author: Ian Bird

gradle.properties

@@ -48,3 +48,8 @@ kotlin.code.style=official
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
 android.nonTransitiveRClass=true
+
+# Enable Dokka v2 Plugin
+# https://kotlinlang.org/docs/dokka-migration.html#finish-up-your-migration
+org.jetbrains.dokka.experimental.gradle.pluginMode=V2Enabled
+org.jetbrains.dokka.experimental.gradle.pluginMode.noWarn=true