Topic/1425 fh privileges

coscine/issues#1425
coscine/issues#1414

src/STS/Controllers/ORCiDController.cs

@@ -60,7 +60,7 @@ namespace Coscine.Api.STS.Controllers
                 var mapping = externalIdModel.GetAllWhere((map) => map.ExternalId1 == ORCiD && map.ExternalAuthenticatorId == orcidAuthItem.Id);
                 var userModel = new UserModel();
                 User user;
-                if (mapping.Count() > 0)
+                if (mapping.Any())
                 {
                     var userId = mapping.First().UserId;
                     user = userModel.GetById(userId);