test: add a config that uses a user kickstart file

The user kickstart contents is identical to the contents added when the
sudo-nopasswd options are enabled, so this configuration produces the
same manifest as the unattended-iso configuration.

test/config-map.json

@@ -250,6 +250,14 @@
       "image-installer"
     ]
   },
+  "./configs/unattended-iso-userkickstart.json": {
+    "distros": [
+      "rhel-9.4"
+    ],
+    "image-types": [
+      "image-installer"
+    ]
+  },
   "./configs/ostree-filesystem-customizations-installer.json": {
     "image-types": [
       "edge-simplified-installer"

test/configs/unattended-iso-userkickstart.json

@@ -0,0 +1,31 @@
+{
+  "name": "unattended-iso-userkickstart",
+  "blueprint": {
+    "customizations": {
+      "user": [
+        {
+          "groups": [
+            "wheel"
+          ],
+          "key": "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBNebAh6SjpAn8wB53K4695cGnHGuCtl4RdaX3futZgJUultHyzeYHnzMO7d4++qnRL+Rworew62LKP560uvtncc= github.com/osbuild/images",
+          "name": "osbuild"
+        }
+      ],
+      "locale": {
+        "languages": [
+          "en_GB.UTF-8"
+        ],
+        "keyboard": "uk"
+      },
+      "timezone": {
+        "timezone": "Europe/Berlin"
+      },
+      "installer": {
+        "unattended": true,
+        "kickstart": {
+          "contents": "%post\necho -e \"%sudo\\tALL=(ALL)\\tNOPASSWD: ALL\" > \"/etc/sudoers.d/%sudo\"\nchmod 0440 /etc/sudoers.d/%sudo\necho -e \"%wheel\\tALL=(ALL)\\tNOPASSWD: ALL\" > \"/etc/sudoers.d/%wheel\"\nchmod 0440 /etc/sudoers.d/%wheel\nrestorecon -rvF /etc/sudoers.d\n%end\n"
+        }
+      }
+    }
+  }
+}