Suppress deprecated ConfigureUtil in mppPresetFunctionsCodegen.kt

Required for Gradle 7+ #KTI-559

libraries/tools/kotlin-gradle-plugin-dsl-codegen/src/main/kotlin/org/jetbrains/kotlin/generators/gradle/dsl/mppPresetFunctionsCodegen.kt

@@ -3,6 +3,8 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+@file:Suppress("DEPRECATION") // Suppress deprecation warning of ConfigureUtil
+
 package org.jetbrains.kotlin.generators.gradle.dsl
 
 import groovy.lang.Closure