Hotfix remove legacy application name uniquness (#3924)

* Implementation

* Enhance logs for debugging

* e2e test fix

components/director/internal/domain/application/service.go

@@ -1177,17 +1177,7 @@ func (s *service) genericCreate(ctx context.Context, in model.ApplicationRegiste
 	}
 	log.C(ctx).Debugf("Loaded Application Tenant %s from context", appTenant)
 
-	applications, err := s.appRepo.ListAll(ctx, appTenant)
-	if err != nil {
-		return "", err
-	}
-
 	normalizedName := s.appNameNormalizer.Normalize(in.Name)
-	for _, app := range applications {
-		if normalizedName == s.appNameNormalizer.Normalize(app.Name) && in.SystemNumber == app.SystemNumber {
-			return "", apperrors.NewNotUniqueNameError(resource.Application)
-		}
-	}
 
 	exists, err := s.ensureIntSysExists(ctx, in.IntegrationSystemID)
 	if err != nil {