Update git submodules

* Update docs/submodules/aaf/certservice.git from branch 'master'
  to 5f9406058b6a22e3e52989cd14b88e44005b2ed9
  - Formated offered apis yaml
    
    Issue-ID: AAF-1091
    Signed-off-by: Edyta Krukowska <edyta.krukowska@nokia.com>
    Change-Id: I5a103ef53b62c6dec849ff51cc871df26a7922c2
    
1 file changed