SLC: mangle internal accessors

...by honoring accessors' visibility

We need a special handling for backing field visibility,
e.g., lateinit, const, or JvmField, but that's not the case
for accessors' visibility.

^KT-64937 fixed

analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/methods/SymbolLightAccessorMethod.kt

@@ -103,12 +103,7 @@ internal class SymbolLightAccessorMethod private constructor(
                         it.abiName()
                 }
 
-                val visibility = if (!isGetter && propertySymbol.canHaveNonPrivateField)
-                    accessorSymbol.visibility
-                else
-                    propertySymbol.visibility
-
-                propertySymbol.computeJvmMethodName(defaultName, outerClass, accessorSite, visibility)
+                propertySymbol.computeJvmMethodName(defaultName, outerClass, accessorSite, accessorSymbol.visibility)
             }
         }
     }