Update README.md

README.md

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 This repository is for the [Annif](https://annif.org) projects with the
 [YSO vocabulary](https://finto.fi/yso)
 used at the [Finto AI service](https://ai.finto.fi/).
-The current models were published there 2025-03-18.
-The models have been trained on Python 3.9.21 with Annif version 1.3.0.
+The current models were published there 2025-09-19.
+The models have been trained on Python 3.11.11 with Annif version 1.4.0.
 The configurations of the projects are in individual `.cfg` files in the root of
 this repository.