Update git submodules

* Update docs/submodules/sdnc/oam.git from branch 'master'
  to 8d490414104502047c1742c41c4d956407642bf9
  - Merge "SDWAN wan port activate DG"
  - SDWAN wan port activate DG

    Fixed couple of issues
    1.paramters update for static and dhcp scenarios
    2.invalid key parameter used while updating to AAI
    3.Removed unused and hardcoded nodes.

    Change-Id: I08e98d09392c2094dfbe9eb7c6def14be03d76e0
    Issue-ID: SDNC-653
    Signed-off-by: shashikanth.vh <shashikanth.vh@huawei.com>

diff --git a/docs/submodules/sdnc/oam.git b/docs/submodules/sdnc/oam.git
index f070a5b..8d49041 160000 (submodule)
--- a/docs/submodules/sdnc/oam.git
+++ b/docs/submodules/sdnc/oam.git
@@ -1 +1 @@
-Subproject commit f070a5bf4bfc0032476e938f5b8d8029872644ec
+Subproject commit 8d490414104502047c1742c41c4d956407642bf9