OS.get_window_safe_area() returns incorrect values for iPhone 8 and iPhone X on iOS

[MarkusTieche]

Godot version

3.4.stable

System information

iPhone

Issue description

Using OS.get_window_safe_area() to rearrange Control-Nodes result in unexpected behaviour on iOs.
Script attached to Control Node:

extends Control

func _ready():
	var SafeArea = OS.get_window_safe_area();
	rect_position.x = SafeArea.position.x;
	rect_position.y = SafeArea.position.y;
	rect_size.x = SafeArea.size.x;
	rect_size.y = SafeArea.size.y;

Tested on physical device in portrait mode.
expected behaviour:

current behaviour:

Steps to reproduce

Add script to Control Node:

extends Control

func _ready():
	var SafeArea = OS.get_window_safe_area();
	rect_position.x = SafeArea.position.x;
	rect_position.y = SafeArea.position.y;
	rect_size.x = SafeArea.size.x;
	rect_size.y = SafeArea.size.y;

run on iOs

Minimal reproduction project

No response

[Calinou]

Related to #49887.