Prevent test failures because of Leaked Android SDK

Stop implicit adding additional SDK from environment variables in
GradleSpecificInitializer and AndroidSdkInitializer.

idea/idea-gradle/build.gradle.kts

@@ -107,6 +107,9 @@ testsJar()
 projectTest(parallel = false) {
     dependsOn(":dist")
     dependsOnKotlinPluginInstall()
+    if (!Ide.AS41.orHigher()) {
+        systemProperty("android.studio.sdk.manager.disabled", "true")
+    }
     workingDir = rootDir
     useAndroidSdk()