Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 761567ec1de6e322c419f47f00a66a691f58a7af
  - Merge "openstack inventory capture"
  - openstack inventory capture

    Begin heatbridge refactor
    initial check in of heatbridge
    Additional commits of heatbridge
    Update Heat bridge to write more AAI data
    Update to utlize HeatBrdige to populate AAI
    Adjust simulator endpoints to work again
    Remove not needed BB Test case, fix tc
    Refactor how AAI relationships are being built

    Issue-ID: SO-2777
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: Iffccc24e18b278188c3fe98bcb1ad9685229d0a2

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 21e51ae..761567e 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 21e51ae1290ac58d9f579333199098f98615f5b2
+Subproject commit 761567ec1de6e322c419f47f00a66a691f58a7af