Replace the deprecated opt-ins

Author: ShreckYe

buildSrc/src/main/kotlin/common-conventions.gradle.kts

@@ -1,5 +1,5 @@
 import org.jetbrains.kotlin.gradle.ExperimentalKotlinGradlePluginApi
-import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
+import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
 
 plugins {
     kotlin("multiplatform")

demo/build.gradle.kts

@@ -1,5 +1,5 @@
 import com.huanshankeji.cpnProject
-import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
+import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
 
 plugins {
     `common-conventions`