Repository: yt-dlp
Issue: Support rutube.ru playlists
Labels: NSFW,site-enhancement,triage

### DO NOT REMOVE OR SKIP THE ISSUE TEMPLATE

- [X] I understand that I will be **blocked** if I *intentionally* remove or skip any mandatory\* field

### Checklist

- [X] I'm requesting a site-specific feature
- [X] I've verified that I'm running yt-dlp version **2023.03.04** ([update instructions](https://github.com/yt-dlp/yt-dlp#update)) or later (specify commit)
- [X] I've checked that all provided URLs are playable in a browser with the same IP and same login details
- [X] I've searched [known issues](https://github.com/yt-dlp/yt-dlp/issues/3766) and the [bugtracker](https://github.com/yt-dlp/yt-dlp/issues?q=) for similar issues **including closed ones**. DO NOT post duplicates
- [X] I've read the [guidelines for opening an issue](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#opening-an-issue)
- [X] I've read about [sharing account credentials](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#are-you-willing-to-share-account-details-if-needed) and I'm willing to share it if required

### Region

Netherland

### Example URLs

https://rutube.ru/plst/179761/

### Provide a description that is worded well enough to be understood

Single files downloaded successfully. While playlists don't work. 

### Provide verbose output that clearly demonstrates the problem

- [X] Run **your** yt-dlp command with **-vU** flag added (`yt-dlp -vU <your command line>`)
- [X] If using API, add `'verbose': True` to `YoutubeDL` params instead
- [X] Copy the WHOLE output (starting with `[debug] Command-line config`) and insert it below

### Complete Verbose Output

```shell
[[debug] Command-line config: ['-vU', 'https://rutube.ru/channel/1591109/playlists/']
[debug] Encodings: locale UTF-8, fs utf-8, pref UTF-8, out utf-8, error utf-8, screen utf-8
[debug] yt-dlp version stable@2023.10.13 [b634ba742] (pip)
[debug] Python 3.10.12 (CPython x86_64 64bit) - Linux-5.15.0-88-generic-x86_64-with-glibc2.35 (OpenSSL 3.0.2 15 Mar 2022, glibc 2.35)
[debug] exe versions: ffmpeg 4.4.2 (setts), ffprobe 4.4.2
[debug] Optional libraries: Cryptodome-3.11.0, brotli-1.0.9, certifi-2020.06.20, mutagen-1.45.1, secretstorage-3.3.1, sqlite3-3.37.2, websockets-10.3
[debug] Proxy map: {}
[debug] Loaded 1890 extractors
[debug] Fetching release info: https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest
Available version: stable@2023.10.13, Current version: stable@2023.10.13
yt-dlp is up to date (stable@2023.10.13)
[generic] Extracting URL: https://rutube.ru/channel/1591109/playlists/
[generic] playlists: Downloading webpage
WARNING: [generic] Falling back on generic information extractor
[generic] playlists: Extracting information
[debug] Looking for embeds
ERROR: Unsupported URL: https://rutube.ru/channel/1591109/playlists/
Traceback (most recent call last):
  File "/home/admino/.local/lib/python3.10/site-packages/yt_dlp/YoutubeDL.py", line 1567, in wrapper
    return func(self, *args, **kwargs)
  File "/home/admino/.local/lib/python3.10/site-packages/yt_dlp/YoutubeDL.py", line 1702, in __extract_info
    ie_result = ie.extract(url)
  File "/home/admino/.local/lib/python3.10/site-packages/yt_dlp/extractor/common.py", line 715, in extract
    ie_result = self._real_extract(url)
  File "/home/admino/.local/lib/python3.10/site-packages/yt_dlp/extractor/generic.py", line 2575, in _real_extract
    raise UnsupportedError(url)
yt_dlp.utils.UnsupportedError: Unsupported URL: https://rutube.ru/channel/1591109/playlists/](https://rutube.ru/plst/179761/)
```