Update ORCID login data: set institution_ror_id to null for 'ben.oauthsub' and added 'david.oauthsub' entry

Author: jekabs-karklins

src/datasources/OrcidDataSource.js

@@ -5,10 +5,15 @@ const orcidLogin = {
     institution_name: 'Test Institution',
   },
   'ben.oauthsub': {
-    institution_ror_id: 'Test_ror_id_2',
+    institution_ror_id: null,
     institution_country: 'TestCountry',
     institution_name: 'Test Institution2',
   },
+  'david.oauthsub': {
+    institution_ror_id: null,
+    institution_country: 'TestCountry',
+    institution_name: 'Test Institution3',
+  },
 };
 
 module.exports = orcidLogin;