PiP: Aspect ratio is set to the screen ratio

Description

When you are in portrait mode, black borders are kept in PiP mode

Expected behavior

The black borders should be remove

Actual behavior

It's not the case

Steps to reproduce

1. Launch a video in portrait mode
2. Click on Pop Up Player

Screenshot / video

Context

App version

3.2.2

Android version

8.1.0

Device model

Moto G5 Plus XT1685

Smartphone