K2: introduce custom Enum.entries migration checkers

Related to KT-56623, KT-56587
#KT-59344 Fixed

compiler/testData/diagnostics/tests/enum/entries/toBeShadowedPrioritized.kt

@@ -0,0 +1,48 @@
+// FIR_IDENTICAL
+// !LANGUAGE: +EnumEntries +PrioritizedEnumEntries
+// WITH_STDLIB
+// FIR_DUMP
+// ISSUE: KT-56587
+
+enum class E05 {
+    ;
+    object entries
+}
+
+fun test05() {
+    println(E05.entries)
+}
+
+enum class E07(val entries: String) {
+    ;
+    fun test() {
+        println(entries)
+    }
+}
+
+enum class E071 {
+    ;
+    constructor(entries: String) {
+        println(entries)
+    }
+}
+
+enum class E09 {
+    ;
+    val entries: String = "entries"
+    fun test() {
+        println(entries)
+    }
+}
+
+interface I01 {
+    val entries: String
+        get() = "entries"
+}
+
+enum class E10 : I01 {
+    ;
+    fun test() {
+        println(entries)
+    }
+}