[K/N] Remove platform-dependent check from IrObjCOverridabilityCondition

^KT-57640 Fixed

compiler/ir/ir.objcinterop/src/org/jetbrains/kotlin/ir/objcinterop/IrObjCOverridablilityCondidtion.kt

@@ -36,6 +36,7 @@ object IrObjCOverridabilityCondition : IrExternalOverridabilityCondition {
         subMember: IrOverridableMember,
     ): IrExternalOverridabilityCondition.Result {
         if (superMember.name == subMember.name) { // Slow path:
+            // KT-57640: There's no necessity to implement platform-dependent overridability check for properties
             if (superMember is IrFunction && subMember is IrFunction) {
                 superMember.getExternalObjCMethodInfo()?.let { superInfo ->
                     val subInfo = subMember.getExternalObjCMethodInfo()
@@ -54,17 +55,12 @@ object IrObjCOverridabilityCondition : IrExternalOverridabilityCondition {
                         }
                     }
                 }
-            } else if (superMember.isExternalObjCClassProperty() && subMember.isExternalObjCClassProperty()) {
-                return IrExternalOverridabilityCondition.Result.OVERRIDABLE
             }
         }
 
         return IrExternalOverridabilityCondition.Result.UNKNOWN
     }
 
-    private fun IrOverridableMember.isExternalObjCClassProperty() = this is IrProperty &&
-            (this.parent as? IrClass)?.isExternalObjCClass() == true
-
     private fun parameterNamesMatch(first: IrFunction, second: IrFunction): Boolean {
         // The original Objective-C method selector is represented as
         // function name and parameter names (except first).