Minor change to architecture diagram

docs/src/index.md

@@ -14,4 +14,4 @@ changes in farm operations (e.g. through policy changes in the CAP) influence bi
 The model is open-source software available on 
 [Gitlab](https://git.idiv.de/persefone/persefone-model).
 
-*This documentation was last updated on 2025-01-15 for **Persefone.jl v0.6.0** (commit [f324167](https://git.idiv.de/persefone/persefone-model/-/commit/f324167)).*
+*This documentation was last updated on 2025-02-11 for **Persefone.jl v0.6.0** (commit [b7a3886](https://git.idiv.de/persefone/persefone-model/-/commit/b7a3886)).*