Fix initialization order of enum entries and companion

#KT-5761 Fixed

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

@@ -0,0 +1,22 @@
+enum class Game {
+    ROCK
+    PAPER
+    SCISSORS
+
+    companion object {
+        fun foo() = ROCK
+        val bar = PAPER
+        val values2 = values()
+        val scissors = valueOf("SCISSORS")
+    }
+}
+
+fun box(): String {
+    if (Game.foo() != Game.ROCK) return "Fail 1"
+    if (Game.bar != Game.PAPER) return "Fail 2: ${Game.bar}"
+    if (Game.values().size() != 3) return "Fail 3"
+    if (Game.valueOf("SCISSORS") != Game.SCISSORS) return "Fail 4"
+    if (Game.values2.size() != 3) return "Fail 5"
+    if (Game.scissors != Game.SCISSORS) return "Fail 6"
+    return "OK"
+}