fix typos, add version and licence

CITATION.cff

-cff-version: 1.2.0
 title: >-
   plotID a toolkit for connecting research data and
   figures
 message: >-
-  developed at the Chair of Fluid System, Techische
+  developed at the Chair of Fluid System, Technische
   Universität Darmstadt within the framework of the NFDI4Ing consortium  Funded by the German Research Foundation (DFG) - project number 442146713 
-type: software
 authors:
   - given-names: Jan
     family-names: Lemmer
@@ -17,3 +15,10 @@ authors:
     email: martin.hock@fst.tu-darmstadt.de
     affiliation: 'Chair of Fluid Systems, TU Darmstadt'
     orcid: ' https://orcid.org/0000-0001-9917-3152'
+cff-version: 1.2.0
+type: software
+repository-code: 'https://git.rwth-aachen.de/plotid/plot_identifier'
+repository: 'https://git.rwth-aachen.de/plotid'
+license: Apache-2.0
+version: V1.0
+date-released: '2022-03-22'