Update git submodules

Update git submodules

* Update docs/submodules/aaf/authz.git from branch 'master'
  to c3b26083686b22724767c4056735d425e4360d0e
  - Update CSIT to 2.1.16

     Update d.props.csit with the latest image version that
     was updated elsewhere in https://gerrit.onap.org/r/#/c/aaf/authz/+/92948/
     and https://gerrit.onap.org/r/#/c/aaf/authz/+/92846/ to have
     quick fix for https://jenkins.onap.org/view/CSIT/job/aaf-master-csit-aafapi/

    Issue-ID: AAF-958
    Signed-off-by: kaihlavi <l.kaihlavirt@partner.samsung.com>
    Change-Id: Ic9cbf82258d7ad5e236bc5d821a872f259cf9743