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

^KT-65979

compiler/testData/codegen/box/localClass/innerWithCapture.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the LICENSE file.
+ */
+// KT-66105: SyntaxError: Identifier 'box' has already been declared
+// IGNORE_BACKEND: WASM
+// WITH_STDLIB
+
+import kotlin.test.*
+
+fun box(s: String): String {
+    class Local {
+        open inner class Inner() {
+            open fun result() = s
+        }
+    }
+
+    return Local().Inner().result()
+}
+
+fun box(): String {
+    return box("OK")
+}