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.

plugins/kapt3/kapt3-compiler/testData/converter/genericParameters.kt

@@ -1,5 +1,5 @@
 // CORRECT_ERROR_TYPES
-// WITH_RUNTIME
+// WITH_STDLIB
 
 class MappedList<out T, R>(val list: List<T>, private val function: (T) -> R) : AbstractList<R>(), List<R> {
     override fun get(index: Int) = function(list[index])