Fiddle with cfg indentation

tests-e2e/synapse-homeserver.yaml

@@ -1,13 +1,13 @@
 server_name: "exampledomain"
 listeners:
-- port: 8008
-  type: http
-  bind_addresses: ['::1', '127.0.0.1']
-  resources:
+  - port: 8008
+    type: http
+    bind_addresses: ['::1', '127.0.0.1']
+    resources:
     - names: [client]
 database:
-name: sqlite3
-args:
-  database: synapse/homeserver.db
+  name: sqlite3
+  args:
+    database: synapse/homeserver.db
 suppress_key_server_warning: true
 report_stats: false