add Zenodo DOI reference to CITATION.cff

Author: HeinrichAD

CITATION.cff

@@ -24,10 +24,10 @@ authors:
     alias: DLR
     website: 'https://www.dlr.de/de'
     tel: '+49 2203 6010'
-# identifiers:
-#   - type: doi
-#     value: 10.5281/zenodo.XXXXXXXX
-#     description: The Zenodo link of the work.
+identifiers:
+  - type: doi
+    value: 10.5281/zenodo.17985333
+    description: The Zenodo link of the work.
 repository-code: 'https://github.com/DLR-KI/md-multiline-table'
 url: 'https://dlr-ki.github.io/md-multiline-table'
 abstract: >-