Filtering Hoppers

Another small update, but not without meaning.. This is the first update to contain code contributed by someone other than me! Huge thanks to sialim for contributing!

• Confirmed 26.2 support!
• Changes to hopper inventories is now done on the proper threads when using Folia, idea from sialim's contribution
• Update checking/downloading is now done by the same updater
• Update checking/downloading at server start is now async, courtesy of sialim
• Fixed edge case issue where the plugin would throw an error when adding items to a hopper manually in code, courtesy of sialim and extended by myself
• Fixed issue where config would desync even when reloaded in some rare cases, courtesy of sialim
• Fixed issue where item destruction wouldn't be reliable all the time
• Fixed another duplication bug, details undisclosed for now

I hope you'll enjoy this update, it means a lot to me to have my first contributor Don't forget to hydrate!