Fix scripting tests

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlinScripting/script-template/src/main/kotlin/GreetScriptTemplate.kt

@@ -7,8 +7,7 @@ package org.jetbrains.kotlin.test
 
 import kotlin.script.experimental.annotations.*
 
-@KotlinScript
-@KotlinScriptFileExtension("greet.kts")
+@KotlinScript(extension = "greet.kts")
 abstract class GreetScriptTemplate {
     fun greet(subject: String) {
         println("Hello, $subject!")