Source attribution for GrimAirPlace

Source project: miles352/meteor-stashhunting-addon (Jefff's Mods)
Author attribution in the source project: jefff
Requested branch: 1.21.1
Exact source commit: 5f4c8d08b1d0f46c8d54998713217f72bb18f8da
https://github.com/miles352/meteor-stashhunting-addon/tree/5f4c8d08b1d0f46c8d54998713217f72bb18f8da

Adapted source files:
- src/main/java/com/stash/hunt/modules/GrimAirPlace.java

The referenced branch does not include a LICENSE file or declare a license in its
Fabric metadata. No additional upstream license text was available to preserve.
This attribution notice does not relicense the adapted upstream material under
the surrounding project's GPL notice. ElytraFlyPlusPlus and its flight hooks were
removed in version 1.3.0.
