[Test] Move KotlinAgainstKotlin tests under BlackBoxCodegen tests

compiler/testData/codegen/box/compileKotlinAgainstKotlin/starImportEnum.kt

@@ -0,0 +1,24 @@
+// MODULE: lib
+// FILE: A.kt
+
+package aaa
+
+enum class E {
+    TRIVIAL_ENTRY,
+    SUBCLASS { };
+
+    class Nested {
+        fun fortyTwo() = 42
+    }
+}
+
+// MODULE: main(lib)
+// FILE: B.kt
+
+import aaa.E.*
+
+fun box(): String {
+    if (TRIVIAL_ENTRY == SUBCLASS) return "Fail 1"
+    if (Nested().fortyTwo() != 42) return "Fail 2"
+    return "OK"
+}