K1/K2: add test for enum class with 'entries' entry

compiler/testData/diagnostics/tests/enum/enumEntriesAmbiguity.txt

@@ -0,0 +1,24 @@
+package
+
+public val e: Ambiguous
+
+public final enum class Ambiguous : kotlin.Enum<Ambiguous> {
+    enum entry first
+
+    enum entry entries
+
+    private constructor Ambiguous()
+    @kotlin.internal.IntrinsicConstEvaluation public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: Ambiguous): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    protected/*protected and package*/ final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun finalize(): kotlin.Unit
+    public final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun getDeclaringClass(): java.lang.Class<Ambiguous!>!
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    // Static members
+    public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): Ambiguous
+    public final /*synthesized*/ fun values(): kotlin.Array<Ambiguous>
+}