Update information for Pre-LAN 2022

[ArdyZ]

The issue is to update all information on the website such that it is in line with Pre-LAN 2022.

• [ ] Banner update Facebook to Instagram
• [ ] General info update with Pre-LAN description
• [ ] What do you get a general update
• [ ] Offical tournaments update to Pre-LAN tournaments
• [ ] Update organize your own that it is only possible during AreaFiftyLAN and not Pre-LAN
• [ ] Update Q&A if needed
• [ ] Update Sponsors
• [ ] Spell check the whole page (done by LANcie and updated by LANdev)