d/t/generic update

debian/tests/generic

@@ -6,11 +6,11 @@ set -e
 
 cat <<EOF > "/etc/nginx/sites-enabled/default"
 server {
-	listen 80 default_server;
+  listen 80 default_server;
 
-	location /generic {
+  location /generic {
     return 200;
-	}
+  }
 }
 EOF