fixed bug with empty user list

Change-Id: I217b26727c1ab447d128186d245051445c13718f
diff --git a/README.rst b/README.rst
index bfc9644..af1b44e 100644
--- a/README.rst
+++ b/README.rst
@@ -58,8 +58,7 @@
       environment:
         enabled: true
         user:
-        - root:
-            name: root
+          root:
             pypi_user: user
             pypi_password: password
             pypi_mirror: