Update git submodules

* Update docs/submodules/sdnc/oam.git from branch 'master'
  to b6b8c365120e9f5e8bf3105a9acc6e2e38b2f57c
  - Merge "Remove reference to $aicSiteId variable"
  - Remove reference to $aicSiteId variable

    This variable is nowhere initialized so removing it.

    Change-Id: Ie0321c45e9c77e312db5a5d3233dbd57541e2ca4
    Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
    Issue-ID: SDNC-946

diff --git a/docs/submodules/sdnc/oam.git b/docs/submodules/sdnc/oam.git
index 5a32bc0..b6b8c36 160000 (submodule)
--- a/docs/submodules/sdnc/oam.git
+++ b/docs/submodules/sdnc/oam.git
@@ -1 +1 @@
-Subproject commit 5a32bc03128c6d1965b08fab811a4f0aab80b087
+Subproject commit b6b8c365120e9f5e8bf3105a9acc6e2e38b2f57c