Add export photo authorizations script

Signed-off-by: Emmy D'Anello <emmy.danello@animath.fr>

participation/management/commands/export_solutions.py

@@ -11,10 +11,9 @@ from participation.models import Solution, Tournament
 
 class Command(BaseCommand):
     def handle(self, *args, **kwargs):
-        activate(settings.PROBLEMS)
-
         base_dir = Path(__file__).parent.parent.parent.parent
         base_dir /= "output"
+        base_dir /= "solutions"
         if not base_dir.is_dir():
             base_dir.mkdir()
         base_dir /= "Par équipe"