Update git submodules

* Update docs/submodules/aaf/certservice.git from branch 'master'
  to 9262e7eaff6490102662bd8528067f95c40f0cd0
  - Revert documentation of offered Apis format
    Cause: Change does not work in ONAP documentation
    
    Issue-ID: AAF-1091
    Signed-off-by: Edyta Krukowska <edyta.krukowska@nokia.com>
    Change-Id: Ib6c64ddbe8caa5ca34ad3ec9e651cc0b481e00f3
    
1 file changed