Fix for KT-14597: "When" over smartcasted enum is broken and breaks all other "when"

#KT-14597 Fixed

compiler/testData/codegen/bytecodeText/whenEnumOptimization/kt14802.kt

@@ -0,0 +1,27 @@
+class EncapsulatedEnum<T : Enum<T>>(val value: T)
+
+enum class MyEnum(val value: String) {
+    VALUE_A("OK"),
+    VALUE_B("fail"),
+}
+
+private fun crash(encapsulated: EncapsulatedEnum<*>) {
+    val myEnum = encapsulated.value
+    if (myEnum !is MyEnum) {
+        return
+    }
+
+    when (myEnum) {
+        MyEnum.VALUE_A -> res = myEnum.value
+        MyEnum.VALUE_B -> res = myEnum.value
+    }
+}
+
+var res = "fail"
+
+fun box(): String {
+    crash(EncapsulatedEnum(MyEnum.VALUE_A))
+    return res
+}
+
+// 1 LOOKUPSWITCH