[Tests] Migrate backend-independent tests from native to compiler/testData.

^KT-65979

compiler/testData/codegen/box/serialization/serializedDefaultArgs.kt

@@ -0,0 +1,17 @@
+// WITH_STDLIB
+// MODULE: lib
+// FILE: lib.kt
+
+inline val Int.prop get() = SomeDataClass(second = this)
+
+data class SomeDataClass(val first: Int = 17, val second: Int = 19, val third: Int = 23)
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+import kotlin.test.*
+
+fun box(): String {
+    assertEquals(SomeDataClass(first = 17, second = 666, third = 23), 666.prop)
+    return "OK"
+}