Update CITATION.cff

Author: mmacata

CITATION.cff

@@ -5,7 +5,7 @@ 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: 4.13.0
+version: 4.13.1
 doi: 10.5281/zenodo.7437895
 date-released: 2024-02-23
 license: GPL-3.0