Update git submodules

* Update docs/submodules/sdc/sdc-tosca.git from branch 'master'
  to e19def08fa82176057e23ee54f0fb5130a619354
  - 1.6.1 Release
    
    Change-Id: I0f488297269fc5a3d9484645093339dcded5ded0
    Issue-ID: SDC-2504
    Signed-off-by: Ofir Sonsino <os0695@intl.att.com>
    
diff --git a/docs/submodules/sdc/sdc-tosca.git b/docs/submodules/sdc/sdc-tosca.git
index 11f413e..e19def0 160000
--- a/docs/submodules/sdc/sdc-tosca.git
+++ b/docs/submodules/sdc/sdc-tosca.git
@@ -1 +1 @@
-Subproject commit 11f413efa986f4e9cbabd067479361d41aec5e77
+Subproject commit e19def08fa82176057e23ee54f0fb5130a619354