[extensions-web] Fixed typo

[Yuri Konotopov <ykonotopov src gnome org>]

commit 33e66b339ac6f15f1be7bbf0828c34d9b3bdcd45
Author: Yuri Konotopov <ykonotopov gnome org>
Date:   Sun Aug 11 10:01:48 2019 +0400

    Fixed typo

 README.rst | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
---
diff --git a/README.rst b/README.rst
index d98bc79..fe543fb 100644
--- a/README.rst
+++ b/README.rst
@@ -122,6 +122,7 @@ Log in using superuser account. You should be able to upload and review extensio
 
 If you want to quickly add extensions and/or reviews to them, there are two functions available, the 
extensions will use boilerplate data:
 ::
+
   $ python manage.py populate_extensions <number_of_extensions>
 
 This function will create as many (very simple) extensions as you tell it to.
@@ -133,8 +134,6 @@ Then to add a given number of random ratings to all the extensions:
 
 This function will create as many ratings into each extension as you tell it to, in this case, the username 
and the rating content gets randomly picked from a "Lorem Ipsum" string.
 
-
-
 .. _virtualenv: http://www.virtualenv.org/
 .. _pip: http://www.pip-installer.org/