Fix missing args for test_upgrade_from

tests.toml

@@ -14,10 +14,12 @@ test_format = 1.0
     [default.test_upgrade_from.3d2f68c4e19f335e63f8ffa259708b38a58c8f67]
     name = "5.11.4~ynh1"
     args.admin = "package_checker"
+    args.domain = "domain.tld"
 
     [default.test_upgrade_from.4999654987af8b1427a6c72f8af482b235bb46db]
     name = "Merge pull request #88"
     args.admin = "package_checker"
+    args.domain = "domain.tld"