feat: add more 50-series to bestbuy; add itemnumbers to newegg

[alanbixby]

Description

• Retroactively adds itemNumber to the trackers in newegg.ts - this is leveraged by realTimeInventoryLookup() for API stock checks instead of a scraper based check - ie https://www.newegg.com/product/api/ProductRealtime?ItemNumber=14-137-915
• Fixes the missing link on the zotac amp extreme infinity 5080
• Removes the dead link for the newegg suprim soc 5090 - https://www.newegg.com/p/N82E16814137929 ; the correct link already existed at https://www.newegg.com/p/N82E16814137915
• Updates the series list for new models introduced via feat: add 50xx links from Newegg, Bestbuy, and B&H #3200