Remove .png in invoice model

apps/treasury/migrations/0002_invoice_remove_png_extension.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.16 on 2020-09-06 13:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('treasury', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='invoice',
+            name='bde',
+            field=models.CharField(choices=[('Saperlistpopette', 'Saper[list]popette'), ('Finalist', 'Fina[list]'), ('Listorique', '[List]orique'), ('Satellist', 'Satel[list]'), ('Monopolist', 'Monopo[list]'), ('Kataclist', 'Katac[list]')], default='Saperlistpopette', max_length=32, verbose_name='BDE'),
+        ),
+    ]