Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to 1c9383bf85ce17e541fc1498a41a69568292b004
  - updating the VNFD (SOL001) type based on SOL001 v2.5.1

    updated VNFD types (tosca*.*nfv.) based on latest v2.5.1 version, not supported backward compatibility of SOL draft version, will be documented as limitation while upgrading from SOL draft version, updated importscript for new nodes, Also fixed java files for policyType having groupType reference

    Change-Id: I8b8175ec908809608e6bdac990052d909792a2ba
    Issue-ID: SDC-2170
    Signed-off-by: sarada prasad sahoo <sarada.prasad.sahoo@huawei.com>

diff --git a/docs/submodules/sdc.git b/docs/submodules/sdc.git
index 6743710..1c9383b 160000 (submodule)
--- a/docs/submodules/sdc.git
+++ b/docs/submodules/sdc.git
@@ -1 +1 @@
-Subproject commit 67437109d8df88ff494f8bd14faef44b7f5a2dee
+Subproject commit 1c9383bf85ce17e541fc1498a41a69568292b004