providers/saml: make metadata accessible without authentication

passbook/providers/saml/migrations/0004_auto_20200620_1950.py

@@ -0,0 +1,22 @@
+# Generated by Django 3.0.7 on 2020-06-20 19:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_providers_saml", "0003_samlprovider_sp_binding"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="samlprovider",
+            name="sp_binding",
+            field=models.TextField(
+                choices=[("redirect", "Redirect"), ("post", "Post")],
+                default="redirect",
+                verbose_name="Service Prodier Binding",
+            ),
+        ),
+    ]