JS-spezifische Module und Dateien entfernt, Multiplattform-Targets korrigiert

Signed-off-by: Stefan Mogeritsch <stefan.mo.co@gmail.com>

core/core-utils/build.gradle.kts

@@ -1,3 +1,5 @@
+import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
+
 plugins {
   alias(libs.plugins.kotlinMultiplatform)
   alias(libs.plugins.kotlinSerialization)
@@ -5,15 +7,7 @@ plugins {
 
 kotlin {
   jvm()
-  js {
-    browser {
-      testTask {
-        enabled = false
-      }
-    }
-  }
-  // Wasm support enabled?
-  @OptIn(org.jetbrains.kotlin.gradle.ExperimentalWasmDsl::class)
+  @OptIn(ExperimentalWasmDsl::class)
   wasmJs {
     browser()
   }