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/callableReference/property/accessorForPropertyWithPrivateSetter.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 // FILE: b.kt
 import a.A
 

compiler/testData/codegen/box/callableReference/property/kt15447.kt

@@ -1,6 +1,6 @@
 // IGNORE_BACKEND: WASM
 // WASM_MUTE_REASON: STDLIB_LAZY
-//WITH_RUNTIME
+// WITH_STDLIB
 
 fun box(): String {
     var methodVar = "OK"

compiler/testData/codegen/box/callableReference/property/listOfStringsMapLength.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun box(): String =
         if (listOf("abc", "de", "f").map(String::length) == listOf(3, 2, 1)) "OK" else "Fail"