Add support for scrolller.com

[Fovty]

This pull request introduces support for scraping and downloading media from scrolller.com. Key features and updates include:

• New Scrolller Spider: A dedicated spider for scrolller.com, leveraging the site's API to fetch image and video links.
• Asynchronous Handling: Integrated asynchronous request handling to efficiently manage network calls and data processing.
• Data Parsing and Extraction: Custom logic to parse the fetched data, extracting necessary information such as URLs, titles, and metadata.
• Conformance with Project Architecture: Designed to align with the existing project structure, coding style, and performance expectations.

[Jules-WinnfieldX]

I'll merge this so you get credit as a contributor.