Updated git submodules

Project: sdc master 20074c4e75e926977b25d57bebf841f44ada12a0

VLAN tagging - Enable first stage translation

1. Added toggle for vlan tagging feature
2. Enabled existing translation of feature with toggle
3. Enabled unit tests for the same
4. Deleted unused test data
5. Updated license text
6. Updated code based on review comments

Change-Id: I755df4889f18a32061e9d4d1ebec09162b2d8b83
Issue-ID: SDC-998
Signed-off-by: ojasdubey <ojas.dubey@amdocs.com>

diff --git a/docs/submodules/sdc.git b/docs/submodules/sdc.git
index 98d6b70..20074c4 160000 (submodule)
--- a/docs/submodules/sdc.git
+++ b/docs/submodules/sdc.git
@@ -1 +1 @@
-Subproject commit 98d6b70321da75fb5322c146aa7be4442fc2b633
+Subproject commit 20074c4e75e926977b25d57bebf841f44ada12a0