v1.2.26.2907

1. Update Flutter
2. Update Flutter dependencies
3. Fix issue where the delete button was not displayed when the latency check URL was too long #2015
4. Core logging: Added options to set log levels and disable logging #2002
5. Fix issue with drag-and-drop reordering in lists #1942

iOS/tvOS AppStore: (Search Keywords: karing vpn) https://apps.apple.com/us/app/karing/id6472431552