Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Merge "New functionality for snaps-oo application."
  - New functionality for snaps-oo application.

    1. Utility for saving a dict to a YAML file
    2. Added new hook that will create a file with the VMs created
       with the associated OpenStack credentials

    Change-Id: I124db00e4375603e9473cceab3e2846582d6cb22
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 8a60bed..d3be4ce 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 8a60bedb302428719b81172cd65c0718ccb43041
+Subproject commit d3be4ce4c62700ec6a84abb160d9f59e7a5c4b0d