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/bytecodeListing/main/multifileSuspend.kt

@@ -1,4 +1,4 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 @file:JvmMultifileClass
 @file:JvmName("Foo")
 package Hello

compiler/testData/codegen/bytecodeListing/main/parameterlessMain.kt

@@ -1,3 +1,3 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun main() {}

compiler/testData/codegen/bytecodeListing/main/parameterlessMain_before.kt

@@ -1,4 +1,4 @@
 // !LANGUAGE: -ExtendedMainConvention
-// WITH_RUNTIME
+// WITH_STDLIB
 
 fun main() {}

compiler/testData/codegen/bytecodeListing/main/suspendMain.kt

@@ -1,3 +1,3 @@
-// WITH_RUNTIME
+// WITH_STDLIB
 
 suspend fun main(args: Array<String>) {}