fixed newline in README.rst (#50)

Author: g0rgamesh

elements/cloud-init-growpart-lvm/README.rst

@@ -9,6 +9,7 @@ To enable this element simply include it in the elements list.
     populated in order for cloud-init to grow it. Populating it is mandatory.
 
 Dependencies:
+
 * ``/usr/bin/growpart`` is needed on the system in order to grow the partition.
     However it is part of different packages depending on linux family. That
-    is already taken care of by package-installs.
+    is already taken care of by package-installs.