Improve error message for inaccessible invisible_fake members

#KT-8989 Fixed

j2k/testData/fileOrElement/enum/constantsWithBody2.kt

@@ -1,4 +1,4 @@
-// ERROR: Cannot access 'p': it is 'invisible_fake' in 'A'
+// ERROR: Cannot access 'p': it is 'invisible (private in a supertype)' in 'A'
 enum class E private constructor(private val p: Int) {
     A(1) {
         override fun bar() {
@@ -15,4 +15,4 @@ enum class E private constructor(private val p: Int) {
     }
 
     internal abstract fun bar()
-}
+}