Fix override-defaults in plugin docs
Docs specify that this file should be override_defaults, when really
devstack looks for override-defaults.
Change-Id: I3900ec4d16ffb48c6969dac5081ea2817536c246
diff --git a/doc/source/plugins.rst b/doc/source/plugins.rst
index b8da7e1..83e5609 100644
--- a/doc/source/plugins.rst
+++ b/doc/source/plugins.rst
@@ -21,12 +21,12 @@
An external git repository that includes a ``devstack/`` top level
directory. Inside this directory there can be 3 files.
-- ``override_defaults`` - a file containing global variables that
+- ``override-defaults`` - a file containing global variables that
will be sourced before the lib/* files. This allows the plugin
to override the defaults that are otherwise set in the lib/*
files.
- For example, override_defaults may export CINDER_ENABLED_BACKENDS
+ For example, override-defaults may export CINDER_ENABLED_BACKENDS
to include the plugin-specific storage backend and thus be able
to override the default lvm only storage backend for Cinder.