Tests: Small fixes

Tests/DocumentTests/DeliveryNoteTest.cs

@@ -12,7 +12,6 @@ namespace Tests.DocumentTests {
             var d = await Context.Deliveries.FindAsync(2020, 1);
             using var doc = new DeliveryNote(d!, Context);
             var text = await Utils.GeneratePdfText(doc);
-            Console.Write(text);
             Assert.Multiple(() => {
                 Assert.That(text, Contains.Substring("""
                 MUSTERMANN Max

Tests/Resources/Sql/BillingDelete.sql

@@ -1,7 +1,7 @@
 -- deletes for HelperTests.BillingTest
 
 DELETE FROM credit;
-DELETE FROM payment_variant
+DELETE FROM payment_variant;
 DELETE FROM delivery;
 DELETE FROM area_commitment;
 DELETE FROM area_commitment_type;