[Build] Apply test distribution plugin conditionally only if it's needed

This buildscript logic change is motivated by configuration cache incompatibility of the plugin
Relates to #KT-44611

buildSrc/src/main/kotlin/testDistribution.kt

@@ -9,13 +9,13 @@ import org.gradle.internal.os.OperatingSystem
 
 
 fun Test.configureTestDistribution(configure: TestDistributionExtension.() -> Unit = {}) {
+    if(extensions.findByType(TestDistributionExtension::class.java) == null) return
+
     val isTeamcityBuild = project.kotlinBuildProperties.isTeamcityBuild
-    val testDistributionEnabled = project.findProperty("kotlin.build.test.distribution.enabled")?.toString()?.toBoolean()
-        ?: isTeamcityBuild
 
     useJUnitPlatform()
     extensions.configure(TestDistributionExtension::class.java) {
-        enabled.set(testDistributionEnabled)
+        enabled.set(true)
         maxRemoteExecutors.set(20)
         if (isTeamcityBuild) {
             requirements.set(setOf("os=${OperatingSystem.current().familyName}"))

js/js.tests/build.gradle.kts

@@ -10,7 +10,16 @@ plugins {
     id("jps-compatible")
     id("com.github.node-gradle.node") version "3.0.1"
     id("de.undercouch.download")
-    id("com.gradle.enterprise.test-distribution")
+    id("com.gradle.enterprise.test-distribution") apply false
+}
+
+val isTeamcityBuild = project.kotlinBuildProperties.isTeamcityBuild
+val testDistributionEnabled = project.providers.gradleProperty("kotlin.build.test.distribution.enabled")
+    .forUseAtConfigurationTime().orNull?.toBoolean()
+    ?: isTeamcityBuild
+
+if (testDistributionEnabled) {
+    apply<com.gradle.enterprise.gradleplugin.testdistribution.TestDistributionPlugin>()
 }
 
 node {