Repository: yt-dlp
Issue: [Harpodeon] Add support for HD format.
Labels: site-enhancement

### DO NOT REMOVE OR SKIP THE ISSUE TEMPLATE

- [X] I understand that I will be **blocked** if I 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 **2022.08.19** ([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 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)
- [ ] 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

_No response_

### Example URLs

https://www.harpodeon.com/video/The_Dust_of_Egypt/649823054

### Provide a description that is worded well enough to be understood

The only format currently provided by the Harpodeon extractor is the 480p version (https://www.harpodeon.com/G5DG5FD/QUAFFUW/0GCC5GQ/4G14AG0D/stream_B_649823054_480.mp4), despite there also being a HD version available: https://www.harpodeon.com/G5DG5FD/QUAFFUW/0GCC5GQ/4G14AG0D/stream_B_649823054_720.mp4

### 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] Copy the WHOLE output (starting with `[debug] Command-line config`) and insert it below

### Complete Verbose Output

```shell
[debug] Command-line config: ['-vUf', 'all', '--ffmpeg-location', 'C:\\Program Files\\ffmpeg-master-latest-win64-gpl\\bin', '--exec', 'ffprobe.exe -v quiet -show_entries stream=width,height', 'https://www.harpodeon.com/video/The_Dust_of_Egypt/649823054']
[debug] Encodings: locale cp1252, fs utf-8, pref cp1252, out utf-8 (No VT), error utf-8 (No VT), screen utf-8 (No VT)
[debug] yt-dlp version 2022.08.19 [48c88e0] (win32_exe)
[debug] Python 3.8.10 (CPython 64bit) - Windows-8.1-6.3.9600-SP0
[debug] Checking exe version: "C:\Program Files\ffmpeg-master-latest-win64-gpl\bin\ffmpeg" -bsfs
[debug] Checking exe version: "C:\Program Files\ffmpeg-master-latest-win64-gpl\bin\ffprobe" -bsfs
[debug] exe versions: ffmpeg N-106989-gb033913d1c-20220524 (setts), ffprobe N-106989-gb033913d1c-20220524
[debug] Optional libraries: Cryptodome-3.15.0, brotli-1.0.9, certifi-2022.06.15, mutagen-1.45.1, sqlite3-2.6.0, websockets-10.3
[debug] Proxy map: {}
[debug] Fetching release info: https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest
Latest version: 2022.08.19, Current version: 2022.08.19
yt-dlp is up to date (2022.08.19)
[debug] [Harpodeon] Extracting URL: https://www.harpodeon.com/video/The_Dust_of_Egypt/649823054
[Harpodeon] 649823054: Downloading webpage
[info] 649823054: Downloading 1 format(s): 0
[debug] Invoking http downloader on "https://www.harpodeon.com/G5DG5FD/QUAFFUW/0GCC5GQ/4G14AG0D/stream_B_649823054_480.mp4"
[debug] File locking is not supported. Proceeding without locking
[download] Destination: The Dust of Egypt [649823054].mp4
[download] 100% of 23.04MiB in 00:07 at 3.17MiB/s
[Exec] Executing command: ffprobe.exe -v quiet -show_entries stream=width,height "C:\Users\Redacted\Downloads\dl\The Dust of Egypt [649823054].mp4"
[STREAM]
width=640
height=480
[/STREAM]
[STREAM]
[/STREAM]
```