Add optf/cmso module in the readme docs

Change-Id: I28115c660a4d02d8a294ca81ec86ad8ae092edea
Signed-off-by: vrvarma <vv8305@att.com>
Issue-ID: OPTFRA-394
diff --git a/docs/release/repolist.rst b/docs/release/repolist.rst
index b4a2394..d7a3fdd 100644
--- a/docs/release/repolist.rst
+++ b/docs/release/repolist.rst
@@ -86,3 +86,4 @@
    vid/asdcclient <../submodules/vid/asdcclient.git/docs/index>
 
    multicloud/azure <../submodules/multicloud/azure.git/docs/index>
+   optf/cmso <../submodules/optf/cmso.git/docs/index>