Update git submodules

* Update docs/submodules/optf/cmso.git from branch 'master'
  to 553bb60c59157c3a8697a6da78806d988d3d8341
  - Automation adds index.rst
    
    Issue-ID: CIMAN-376
    
    Change-Id: I7d9175bb8e95098497dca12158357314a15de4e2
    Signed-off-by: lf-jobbuilder <releng+lf-jobbuilder@linuxfoundation.org>
    
1 file changed