Repository: youtube-dl
Issue: Crash on tagesschau.de
Labels: broken-IE,yt-dlp

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## Checklist

<!--
Carefully read and work through this check list in order to prevent the most common mistakes and misuse of youtube-dl:
- First of, make sure you are using the latest version of youtube-dl. Run `youtube-dl --version` and ensure your version is 2021.12.17. If it's not, see https://yt-dl.org/update on how to update. Issues with outdated version will be REJECTED.
- Make sure that all provided video/audio/playlist URLs (if any) are alive and playable in a browser.
- Make sure that all URLs and arguments with special characters are properly quoted or escaped as explained in http://yt-dl.org/escape.
- Search the bugtracker for similar issues: http://yt-dl.org/search-issues. DO NOT post duplicates.
- Finally, put x into all relevant boxes (like this [x])
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- [x] I'm reporting a broken site support
- [x] I've verified that I'm running youtube-dl version **2021.12.17**
- [x] I've checked that all provided URLs are alive and playable in a browser
- [x] I've checked that all URLs and arguments with special characters are properly quoted or escaped
- [x] I've searched the bugtracker for similar issues including closed ones


## Verbose log

<!--
Provide the complete verbose output of youtube-dl that clearly demonstrates the problem.
Add the `-v` flag to your command line you run youtube-dl with (`youtube-dl -v <your command line>`), copy the WHOLE output and insert it below. It should look similar to this:
 [debug] System config: []
 [debug] User config: []
 [debug] Command-line args: [u'--verbose', u'https://www.tagesschau.de/inland/ukraine-baerbock-tagesthemen-101.html']
 [debug] Encodings: []
 [debug] youtube-dl version 2021.12.17
 [debug] Python version 3.9.6
 [debug] exe versions: ffmpeg N-75573-g1d0487f, ffprobe N-75573-g1d0487f, rtmpdump 2.4
 [debug] Proxy map: {}
 <more lines>
-->

```
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', 'https://www.tagesschau.de/inland/ukraine-baerbock-tagesthemen-101.html']
[debug] Encodings: locale UTF-8, fs utf-8, out utf-8, pref UTF-8
[debug] youtube-dl version 2021.12.17
[debug] Git HEAD: 3e257890d
[debug] Python version 3.11.1 (CPython) - macOS-13.1-arm64-arm-64bit
[debug] exe versions: none
[debug] Proxy map: {}
[Tagesschau] ukraine-baerbock-tagesthemen-101: Downloading webpage
Traceback (most recent call last):
  File "/opt/homebrew/bin/youtube-dl", line 33, in <module>
    sys.exit(load_entry_point('youtube-dl==2021.12.17', 'console_scripts', 'youtube-dl')())
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/__init__.py", line 475, in main
    _real_main(argv)
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/__init__.py", line 465, in _real_main
    retcode = ydl.download(all_urls)
              ^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/YoutubeDL.py", line 2068, in download
    res = self.extract_info(
          ^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/YoutubeDL.py", line 808, in extract_info
    return self.__extract_info(url, ie, download, extra_info, process)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/YoutubeDL.py", line 815, in wrapper
    return func(self, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/YoutubeDL.py", line 836, in __extract_info
    ie_result = ie.extract(url)
                ^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/extractor/common.py", line 534, in extract
    ie_result = self._real_extract(url)
                ^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/youtube-dl/2021.12.17/libexec/lib/python3.11/site-packages/youtube_dl/extractor/tagesschau.py", line 281, in _real_extract
    for num, (entry_title, media_kind, download_text) in enumerate(re.findall(
                                                                   ^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/__init__.py", line 216, in findall
    return _compile(pattern, flags).findall(string)
           ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/__init__.py", line 294, in _compile
    p = _compiler.compile(pattern, flags)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/_compiler.py", line 743, in compile
    p = _parser.parse(p, flags)
        ^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/_parser.py", line 980, in parse
    p = _parse_sub(source, state, flags & SRE_FLAG_VERBOSE, 0)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/_parser.py", line 455, in _parse_sub
    itemsappend(_parse(source, state, verbose, nested + 1,
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Cellar/python@3.11/3.11.1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/re/_parser.py", line 841, in _parse
    raise source.error('global flags not at the start '
re.error: global flags not at the start of the expression at position 84
```


## Description

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Fresh install via homebrew.

youTube-dl crashes with this URL. 

Other URLs work fine.