docs: update new driver review page
Prevent from occurring
again.
@@ -128,6 +128,9 @@ Review Checklist
* See Reno usage information here:
https://docs.openstack.org/reno/latest/user/usage.html
+ * Make sure that the release note is in the correct subdirectory, namely,
+ ``releasenotes/notes/`` in the repository root directory. It should
+ *not* be located in the driver's section of the code tree.
* Driver added to ``doc/source/reference/support-matrix.ini`` and
``doc/source/reference/support-matrix.rst``
