Update git submodules

* Update docs/submodules/optf/osdf.git from branch 'master'
  to 34ba229b31758c38a299a163de0007848b5921be
  - Merge "Unique field moved to vnf policy"
  - Unique field moved to vnf policy

    Unique req field was moved from OSDF request
    to VNF policy -> content -> vnfProperties

    Change-Id: I96b8a2bb881370cdb8d86b52ad4798e24e98425d
    Issue-ID: OPTFRA-482
    Signed-off-by: Lukasz Rajewski <lukasz.rajewski@orange.com>

diff --git a/docs/submodules/optf/osdf.git b/docs/submodules/optf/osdf.git
index 5293a38..34ba229 160000 (submodule)
--- a/docs/submodules/optf/osdf.git
+++ b/docs/submodules/optf/osdf.git
@@ -1 +1 @@
-Subproject commit 5293a382b6463069d4a2cc87806426d74833aa2e
+Subproject commit 34ba229b31758c38a299a163de0007848b5921be