Fix missed migration for app_logo

src/paperless/migrations/0002_applicationconfiguration_app_logo_and_more.py

@@ -1,5 +1,6 @@
 # Generated by Django 4.2.9 on 2024-01-12 05:33
 
+import django.core.validators
 from django.db import migrations
 from django.db import models
 
@@ -16,7 +17,12 @@ class Migration(migrations.Migration):
             field=models.FileField(
                 blank=True,
                 null=True,
-                upload_to="",
+                upload_to="logo/",
+                validators=[
+                    django.core.validators.FileExtensionValidator(
+                        allowed_extensions=["jpg", "png", "gif", "svg"],
+                    ),
+                ],
                 verbose_name="Application logo",
             ),
         ),