Add missing lab ID check in admin scoreboard overview

Author: JanWichelmann

src/Ctf4e.Server/Services/AdminScoreboardService.cs

@@ -126,7 +126,7 @@ public async Task<AdminScoreboardOverview> GetOverviewAsync(int labId, int slotI
                          && es.Exercise.LabId == labId
                          && es.User.GroupId != null
                          && es.User.Group.SlotId == slotId
-                         && es.User.Group.LabExecutions.Any(le => le.Start <= es.SubmissionTime && es.SubmissionTime < le.End))
+                         && es.User.Group.LabExecutions.Any(le => le.LabId == labId && le.Start <= es.SubmissionTime && es.SubmissionTime < le.End))
             .OrderBy(es => es.SubmissionTime)
             .ProjectTo<ExerciseSubmission>(mapper.ConfigurationProvider)
             .ToListAsync(cancellationToken);