Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Fixed tests to delete security groups.

    Change-Id: I140618a310bae050bea29df665b98881c6052980
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index a759ebf..e25472f 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit a759ebf00044dd6031fbeed6f7d31099dbdfbba5
+Subproject commit e25472fad7c7494f6ee71d8fd79f1410b9406844