Update CITATION.cff

Author: larsgw

CITATION.cff

@@ -1,26 +1,18 @@
 cff-version: 1.2.0
 message: Please cite the following works when using this software.
 type: software
-abstract: >-
-  November 2021 version in relation to the end of the Robustifying Scholia
-  project.
 authors:
   - family-names: Nielsen
     given-names: Finn Årup
   - family-names: Mietchen
     given-names: Daniel
   - family-names: Willighagen
     given-names: Egon
-date-released: 2021-11-30
 doi: 10.5281/ZENODO.2647462
 identifiers:
   - type: doi
     value: 10.5281/ZENODO.2647462
-  - type: url
-    value: https://zenodo.org/record/2647462
-title: Scholia, v0.3
-url: https://zenodo.org/record/2647462
-version: v0.3
+title: Scholia
 preferred-citation:
   authors:
     - family-names: Nielsen