Update git submodules

* Update docs/submodules/aaf/certservice.git from branch 'master'
  to 1d535a1b38e26c7035db2bde7405261d97bf7261
  - Merge "Transform pem files into pkcs12"
  - Transform pem files into pkcs12
    
    Transform from received from CertService pem files into pkcs12
    
    Issue-ID: AAF-996
    Signed-off-by: Joanna Jeremicz <joanna.jeremicz@nokia.com>
    Change-Id: I39b71cf3f267c5ca701b3d4cf456fc6d81ae5f81
    
1 file changed