JVM IR: fix detection of enum entries in the same module

Use the new `IrClass.hasEnumEntries` flag added in the previous commit.

 #KT-61208 Fixed

compiler/testData/codegen/bytecodeText/enum/enumEntriesNoMapping.kt

@@ -0,0 +1,25 @@
+// TARGET_BACKEND: JVM_IR
+// FULL_JDK
+// WITH_STDLIB
+
+// MODULE: lib
+// !LANGUAGE: +EnumEntries
+// FILE: MyEnums.kt
+enum class MyEnum {
+    N, O
+}
+
+enum class MyEnum2 {
+    O, K
+}
+
+// MODULE: caller(lib)
+// !LANGUAGE: +EnumEntries
+// FILE: Box.kt
+
+@OptIn(ExperimentalStdlibApi::class)
+fun box(): String {
+    return MyEnum.entries[1].toString() + MyEnum2.entries[1].toString()
+}
+
+// 0 class [a-zA-Z]+\$EntriesMappings