Replace all occurrences of WITH_RUNTIME with WITH_STDLIB

We are going to deprecate `WITH_RUNTIME` directive. The main reason
behind this change is that `WITH_STDLIB` directive better describes
its meaning, specifically it will add kotlin stdlib to test's classpath.

compiler/testData/codegen/box/funInterface/inlinedSamWrapper.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun interface MyRunnable {
     fun invoke()

compiler/testData/codegen/box/funInterface/kt44827_funInterface.kt

@@ -1,5 +1,5 @@
 // TARGET_BACKEND: JVM
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun interface J {
     operator fun invoke(): String

compiler/testData/codegen/box/funInterface/kt46512_indyFunInterfaceOverCallableReference.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 class C : Comparable<C> {
     override fun compareTo(other: C): Int = 0

compiler/testData/codegen/box/funInterface/nullableSam.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun interface KRunnable {
     fun invoke()

compiler/testData/codegen/box/funInterface/partialSam.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun interface Fn<T, R> {
     fun run(s: String, i: Int, t: T): R

compiler/testData/codegen/box/funInterface/receiverEvaluatedOnce.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun interface KRunnable {
     fun invoke()

compiler/testData/codegen/box/funInterface/suspendFunInterfaceConversionCodegen.kt

@@ -1,5 +1,5 @@
 // WITH_COROUTINES
-// WITH_RUNTIME
+// WITH_STDLIB
 
 import helpers.*
 import kotlin.coroutines.*