[Gradle, JS] Check if not both compiler

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTarget.kt

@@ -136,7 +136,7 @@ constructor(
         project.objects.newInstance(KotlinBrowserJs::class.java, this).also {
             it.configure()
 
-            if (PropertiesProvider(project).jsGenerateExecutableDefault) {
+            if (PropertiesProvider(project).jsGenerateExecutableDefault && irTarget == null) {
                 binaries.executable()
             }
 
@@ -163,7 +163,7 @@ constructor(
         project.objects.newInstance(KotlinNodeJs::class.java, this).also {
             it.configure()
 
-            if (PropertiesProvider(project).jsGenerateExecutableDefault) {
+            if (PropertiesProvider(project).jsGenerateExecutableDefault && irTarget == null) {
                 binaries.executable()
             }