Merge branch 'new_default_year' into 'main'

new default year

See merge request !217

apps/member/migrations/0010_new_default_year.py

+# Generated by Django 2.2.28 on 2023-08-23 21:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('member', '0009_auto_20220904_2325'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='profile',
+            name='promotion',
+            field=models.PositiveSmallIntegerField(default=2023, help_text='Year of entry to the school (None if not ENS student)', null=True, verbose_name='promotion'),
+        ),
+    ]