[K/N][Tests] Adjust moved codegen tests to new infra

^KT-61259

native/native.tests/testData/codegen/enum/interfaceCallWithEntryClass.kt

@@ -3,8 +3,6 @@
  * that can be found in the LICENSE file.
  */
 
-package codegen.enum.interfaceCallWithEntryClass
-
 import kotlin.test.*
 
 interface A {
@@ -23,9 +21,11 @@ enum class Zzz: A {
     override fun f() = ""
 }
 
-@Test fun runTest() {
-    println(Zzz.Z1.f() + Zzz.Z2.f())
+fun box(): String {
+    assertEquals("z1z2", Zzz.Z1.f() + Zzz.Z2.f())
     val a1: A = Zzz.Z1
     val a2: A = Zzz.Z2
-    println(a1.f() + a2.f())
+    assertEquals("z1z2", a1.f() + a2.f())
+
+    return "OK"
 }