Update git submodules

* Update docs/submodules/sdnc/oam.git from branch 'master'
  to 4ff90dd1689d772865399ab5a995119981b127e1
  - Adding local-link-connectivity-list (llcl) information to match ttp and tp locally (to support NNI-based Service creation use-case).

        - This is needed for F release

    Issue-ID: SDNC-1184
    Signed-off-by: Hesam Rahimi <hesam.rahimi@huawei.com>
    Change-Id: I24f1ef56884b874baed029182a984945080af769

diff --git a/docs/submodules/sdnc/oam.git b/docs/submodules/sdnc/oam.git
index 258c7e9..4ff90dd 160000 (submodule)
--- a/docs/submodules/sdnc/oam.git
+++ b/docs/submodules/sdnc/oam.git
@@ -1 +1 @@
-Subproject commit 258c7e955896ddc5abb0589aa8a470d716e86de7
+Subproject commit 4ff90dd1689d772865399ab5a995119981b127e1