Login broken with LibreELEC (Leia) 9.0.1

*I'm submitting a ...*
- [x] bug report
- [ ] feature request
- [ ] support request

## General infomration

### Prerequisites

* [x] Are you running the latest version?

### Description

[Description of the bug or feature]

### Steps to Reproduce

1. Update to LibreELEC (Leia) 9.0.1 MR
2. Install latest Addon
3. Enter Credentials
4. Login fails

**Expected behavior:** [What you expected to happen]
Login works

**Actual behavior:** [What actually happened]
Login doesnt work

## Context (Environment)
LibreELEC (Leia) 9.0.1 MR with Kodi 18.1

### Installation

* [ ] I installed the plugin via zip from the Releases page
* [x] I´m using the Netflix Repo
* [ ] I´m using a different source (Please tell which)

### Operating System

* [ ] Linux (x86/x64)
* [ ] OSX (x86/x64)
* [ ] Windows (x86/x64)
* [x] Linux (ARM)
* [ ] Android

#### Additional informatin on the environment

After switching back to LibreELEC (Leia) 9.0 everything works fine

## Debug log

[Please include a link to your debug log (use something like [http://sprunge.us/](http://sprunge.us/)) or similar, please do not paste]

## Other information

[e.g. detailed explanation, related issues, suggestions how to fix, links for us to have context, etc.]

### Screenshots

[Please add a screenshot if that helps understanding your problem]

[You can erase any parts of this template not applicable to your Issue.]

Reproduce the login failure on LibreELEC (Leia) 9.0.1 MR with Kodi 18.1 and the latest Netflix addon, then compare it with LibreELEC 9.0 where login works. Collect the missing debug log and use it to identify the failure; done means credentials are accepted on the affected environment.

Written by the indexing model from the issue text.