[Bug] Line doesn't draw on iOS 14

[davidortinau]

Description

<?xml version="1.0" encoding="UTF-8"?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="FormsGallery.XamlExamples.LineDemoPage"
             Title="Line Demo">
    <StackLayout>
        <Label Text="Line"
               FontSize="50"
               FontAttributes="Bold"
               HorizontalOptions="Center" />
        <Line X1="40"
              Y1="0"
              X2="0"
              Y2="120"
              Stroke="Red"
              HorizontalOptions="Center" />
    </StackLayout>
</ContentPage>

Basic Information

• Version with issue: 4.8.x and 5.0.1.1419-nightly

Reproduction Link

https://github.com/xamarin/xamarin-forms-samples/blob/master/FormsGallery/FormsGallery/FormsGallery/XamlExamples/LineDemoPage.xaml