Bump mods/creative from f2f52b7 to 512ee19

Bumps [mods/creative](https://github.com/minetest-game/creative) from `f2f52b7` to `512ee19`.
- [Commits](minetest-game/creative@f2f52b7...512ee19)

---
updated-dependencies:
- dependency-name: mods/creative
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>