[JS_IR] Enum constructor copy parameters with mapping by index

Previously mapping was by name, and there was clash in case of user
parameters named 'name' or 'ordinal'

^KT-39186 fixed

compiler/testData/codegen/box/enum/enumConstructorParameterClashWithDefaults.kt

@@ -0,0 +1,20 @@
+enum class A(
+    name: String,
+    ordinal: Int
+) {
+    FOO("foo", 4),
+    BAR("bar", 5);
+
+    val testName = name
+    val testOrdinal = ordinal
+}
+
+fun box(): String {
+    val fooName =  A.FOO.testName == "foo"
+    val fooOrdinal = A.FOO.testOrdinal == 4
+
+    val barName = A.BAR.testName == "bar"
+    val barOrdinal = A.BAR.testOrdinal == 5
+
+    return if (fooName && fooOrdinal && barName && barOrdinal) "OK" else "fail"
+}