Add a button, to switch from hover player to fullscreen

[JPluess]

Checklist

• I checked, but didn't find any duplicates (open OR closed) of this issue in the repo.
• I have read the contribution guidelines given at https://github.com/TeamNewPipe/NewPipe/blob/HEAD/.github/CONTRIBUTING.md.
• This issue contains only one feature request. I will open one issue for every feature I want to request.

Describe the feature you want

Please add a back to fullscreen button in the hover player see image below.

Is your feature request related to a problem? Please describe it

No, just more convenient and easy to implement

Additional context

Pls see image

How will you/everyone benefit from this feature?

Faster, direct, more convenient.

[JPluess]

[triallax]

Closing as duplicate of #5845 and #1832.