Record demo video of sponsor lead scanner flow

[JacobCoffee]

Record a walkthrough video demonstrating the sponsor lead scanner feature — scanning a badge, viewing the scanned lead, adding notes, and exporting. Needed for sponsor onboarding and app store assets.

• https://us.pycon.org/2025/sponsorship/lead-retrieval/manager-tutorial/
• https://us.pycon.org/2025/sponsorship/lead-retrieval/user-tutorial/

[linear]

PYMOBIL-80