Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 9be08883d82199a580247451597db87889075ca5
  - Merge "Add support of OLT resource in SDNCCreateResource"
  - Add support of OLT resource in SDNCCreateResource

    Add support of OLT resource in SDNCCreateResource.

    Issue-ID: SO-1578
    Change-Id: Ibf01dae8966a6d63ee15c3911d6b0aa88e20365c
    Signed-off-by: subhash kumar singh <subhash.kumar.singh@huawei.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 09781bb..9be0888 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 09781bb1dbbcfd459c1628c5fc3ff7780db8febd
+Subproject commit 9be08883d82199a580247451597db87889075ca5