Update CITATION.cff for release 4.12.0

Author: linakrisztian

CITATION.cff

@@ -5,9 +5,9 @@ title: actinia-core
 abstract: Actinia is an open source REST API for scalable, distributed, high performance processing of geographical data.
 message: If you use this software, please cite it using the metadata from this file.
 type: software
-version: 4.11.0
+version: 4.12.0
 doi: 10.5281/zenodo.7437895
-date-released: 2023-11-04
+date-released: 2023-11-21
 license: GPL-3.0
 repository-code: https://github.com/actinia-org/actinia-core
 keywords: