Banner position is reset on save

[easingthemes]

Describe the bug Custom position of a banner is reset to default center top when you update settings.

To Reproduce Steps to reproduce the behaviour:

1. Go to https://progux.org/demo/
2. Open config
3. Move (drag) banner to custom location
4. Click on Update
5. Position of the banner is reseted to initial

Expected behaviour Keep last banner position even after page reload

Desktop (please complete the following information):

• OS: MacOS
• Browser Chrome
• Version 89.0.4389.82

Additional context Maybe this is a feature request :)