request support for CNBC embedded videos

[2011]

• I'm reporting a broken site support
• I've verified that I'm running youtube-dl version 2020.06.16.1
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar issues including closed ones

$ youtube-dl -v -f best 'https://player.cnbc.com/p/gZWlPC/cnbc_global?playertype=synd&byGuid=7000142698'
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--restrict-filenames', '-o', '%(title)s-%(id)s-%(uploader)s.%(ext)s', '-w', '-v', '-f', 'best', 'https://player.cnbc.com/p/gZWlPC/cnbc_global?playertype=synd&byGuid=7000142698']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2020.06.16.1
[debug] Python version 3.6.10 (CPython) - Linux-4.4.221-gentoo-x86_64-Intel-R-_Core-TM-_i5_CPU_750_@_2.67GHz-with-gentoo-2.4.1
[debug] exe versions: ffmpeg 3.4.6, ffprobe 3.4.6, rtmpdump 2.4
[debug] Proxy map: {}
[generic] cnbc_global?playertype=synd&byGuid=7000142698: Requesting header
WARNING: Could not send HEAD request to https://player.cnbc.com/p/gZWlPC/cnbc_global?playertype=synd&byGuid=7000142698: HTTP Error 404: Not Found
[generic] cnbc_global?playertype=synd&byGuid=7000142698: Downloading webpage
WARNING: Falling back on generic information extractor.
[generic] cnbc_global?playertype=synd&byGuid=7000142698: Extracting information
ERROR: Unsupported URL: https://player.cnbc.com/p/gZWlPC/cnbc_global?playertype=synd&byGuid=7000142698
Traceback (most recent call last):
  File "/usr/lib64/python3.6/site-packages/youtube_dl/YoutubeDL.py", line 797, in extract_info
    ie_result = ie.extract(url)
  File "/usr/lib64/python3.6/site-packages/youtube_dl/extractor/common.py", line 530, in extract
    ie_result = self._real_extract(url)
  File "/usr/lib64/python3.6/site-packages/youtube_dl/extractor/generic.py", line 3382, in _real_extract
    raise UnsupportedError(url)
youtube_dl.utils.UnsupportedError: Unsupported URL: https://player.cnbc.com/p/gZWlPC/cnbc_global?playertype=synd&byGuid=7000142698

Youtube-dl returns "Unsupported URL" when the the downloaded URL contains the .m3u8 target (which works fine when passed to youtube-dl).