Livestreams should not have playback parameters (speed adjustment or skip silence)

Checklist

• I am using the latest version - 0.21.15
• 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 bug. I will open one issue for every bug report I want to file.

Steps to reproduce the bug

1. Open a livestream

Actual behavior

Notice that you can change the speed / skip silence / etc

Expected behavior

None of the options should be available and a livestream, because it is LIVE.

Screenshots/Screen recordings