fix the extension of README in etc/nova

the file is a text file, not a conf file, this change prevents
accidental parsing (and erroring) when setting config_dir=etc/nova

Change-Id: I35c35e812736908858aad235fb173beaf74f74bb
This commit is contained in:
termie 2014-03-25 15:01:51 -07:00
parent 3221f187b6
commit a308aca86b