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/asJava/lightClasses/nullabilityAnnotations/JvmOverloads.kt

@@ -1,5 +1,5 @@
 // C
-// WITH_RUNTIME
+// WITH_STDLIB
 
 class C {
     @[kotlin.jvm.JvmOverloads] public fun foo(o: String = "O", o1: String, o3: String = "K", o4: String?): String {