Update git submodules

* Update docs/submodules/optf/osdf.git from branch 'master'
  to 4a8f63b99a8aeeed0f8a24e62f1ce1dd5fd09e01
  - Merge "Fixed TD policies"
  - Fixed TD policies
    
    Fixed TD policies after result of pair-wise testing
    
    Change-Id: I47eb4fb4bef4fac42989770dfab8361d33ccdc5c
    Issue-ID: OPTFRA-443
    Signed-off-by: Lukasz Rajewski <lukasz.rajewski@orange.com>
    
diff --git a/docs/submodules/optf/osdf.git b/docs/submodules/optf/osdf.git
index 85f5197..4a8f63b 160000
--- a/docs/submodules/optf/osdf.git
+++ b/docs/submodules/optf/osdf.git
@@ -1 +1 @@
-Subproject commit 85f519730a7bbad030cd6ee5661ff1bddab85245
+Subproject commit 4a8f63b99a8aeeed0f8a24e62f1ce1dd5fd09e01