Bump minetest_game/fire from 2a2f21f to 93fcc39 (#2485)

Bumps [minetest_game/fire](https://github.com/minetest-game/fire) from `2a2f21f` to `93fcc39`.
- [Commits](minetest-game/fire@2a2f21f...93fcc39)

---
updated-dependencies:
- dependency-name: minetest_game/fire
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>