fix dokka config

docs/build.gradle

@@ -36,7 +36,7 @@ kotlin {
             dependencies {
                 implementation kotlin('stdlib')
 
-                project.parent.subprojects.forEach {
+                rootProject.subprojects.forEach {
                     if (it != project) {
                         api it
                     }
@@ -82,11 +82,11 @@ tasks.dokkaHtml {
         }
 
         named("jsMain") {
-            sourceRoots.setFrom(findSourcesWithName("jsMain", "commonMain"))
+            sourceRoots.setFrom(findSourcesWithName("jsMain"))
         }
 
         named("jvmMain") {
-            sourceRoots.setFrom(findSourcesWithName("jvmMain", "commonMain"))
+            sourceRoots.setFrom(findSourcesWithName("jvmMain"))
         }
     }
 }

settings.gradle

@@ -1,4 +1,11 @@
 pluginManagement {
+    resolutionStrategy {
+        eachPlugin {
+            if (requested.id.id == "org.jetbrains.dokka") {
+                useModule("org.jetbrains.dokka:dokka-gradle-plugin:${requested.version}")
+            }
+        }
+    }
     repositories {
         gradlePluginPortal()
         jcenter()