Updated git submodules

Project: sdnc/oam master dd55921060ac2d91e5bae1915c8e876e35af26b8

Merge "Update underlay DGs for VoLTE use case"

Update underlay DGs for VoLTE use case

*query 'pnf' from AAI using pe1_id
*get esr-thirdparty-sdnc.thirdparty-sdnc-id from pnf.relationship-data
*query 'esr-thirdparty-sdnc' from AAI using thirdparty-sdnc-id

Change-Id: Ic80c29f306e17d5c5401f723ee86f3641f833778
Issue-Id: SDNC-111
Signed-off-by: Ramu N <ramu.n@huawei.com>

diff --git a/docs/submodules/sdnc/oam.git b/docs/submodules/sdnc/oam.git
index c79ea35..dd55921 160000 (submodule)
--- a/docs/submodules/sdnc/oam.git
+++ b/docs/submodules/sdnc/oam.git
@@ -1 +1 @@
-Subproject commit c79ea358129eac458c0515a9ba252f5989c45b4e
+Subproject commit dd55921060ac2d91e5bae1915c8e876e35af26b8