Some scrapers don't properly report missing content or errors with correct Error

[cguess]

RetryableError is on each of the model scrapers, but not properly used by the individual scrapers, which screws up Hypatia catching them properly

• [ ] Zorki
• [ ] Forki
• [ ] Birdsong
• [ ] Morris
• [ ] YouTube
• [ ] Verify Hypatia is properly catching variations
• [ ] test retry count
• [ ] properly report up to zenodotus