- small adaption for OpenAire inside OaiController.ts

- validate abstratct for max 2500 characters
- small changes inside page for releasing a dataset
- npm updates
- adapted validating messages

app/Controllers/Http/Oai/OaiController.ts

@@ -216,6 +216,7 @@ export default class OaiController {
 
         const sets: { [key: string]: string } = {
             'open_access': 'Set for open access licenses',
+            'openaire_data': "OpenAIRE",
             'doc-type:ResearchData': 'Set for document type ResearchData',
             ...(await this.getSetsForDatasetTypes()),
             ...(await this.getSetsForCollections()),