Minor: Use kotlin.lazy instead of kotlin.Delegates.lazy in KtPsiFactory.CallableBuilder

idea/testData/refactoring/introduceProperty/extractLazyMultipleExpressions.kt.after

@@ -1,9 +1,7 @@
-import kotlin.properties.Delegates
-
 // WITH_RUNTIME
 // EXTRACTION_TARGET: lazy property
 class A {
-    private val i: Int by Delegates.lazy {
+    private val i: Int by lazy {
         val a = 1 + 2
         val b = a * 2
         b

idea/testData/refactoring/introduceProperty/extractLazyToClass.kt.after

@@ -1,12 +1,10 @@
-import kotlin.properties.Delegates
-
 // WITH_RUNTIME
 // EXTRACTION_TARGET: lazy property
 
 class A(val n: Int = 1) {
     val m: Int = 2
 
-    private val i: Int by Delegates.lazy {
+    private val i: Int by lazy {
         m + n + 1
     }
 

idea/testData/refactoring/introduceProperty/extractLazyToFile.kt.after

@@ -1,14 +1,12 @@
-import kotlin.properties.Delegates
-
 // WITH_RUNTIME
 // EXTRACTION_TARGET: lazy property
 
 val n: Int = 1
 
-private val i: Int by Delegates.lazy {
+private val i: Int by lazy {
     n + 1
 }
 
 fun foo(): Int {
     return i
-}
+}

idea/testData/refactoring/introduceProperty/extractLazyWithBlock.kt.after

@@ -1,12 +1,10 @@
-import kotlin.properties.Delegates
-
 // WITH_RUNTIME
 // EXTRACTION_TARGET: lazy property
 
 class A(val n: Int = 1) {
     val m: Int = 2
 
-    private val i: Int by Delegates.lazy {
+    private val i: Int by lazy {
         println(n)
         m + n + 1
     }