Updating the release notes url to the colorado standard.

Change-Id: Idd6db70d4fbdefdabbd832c0b1f2d2f0909ed197
Signed-off-by: ChristopherPrice <christopher.price@ericsson.com>
(cherry picked from commit 84acef1d8df3551b0031cd45f4e05e6b0d53cdc8)

diff --git a/docs/release-notes/index.rst b/docs/releasenotes/index.rst
similarity index 100%
rename from docs/release-notes/index.rst
rename to docs/releasenotes/index.rst

diff --git a/docs/release-notes/release-notes.rst b/docs/releasenotes/release-notes.rst
similarity index 100%
rename from docs/release-notes/release-notes.rst
rename to docs/releasenotes/release-notes.rst