Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Refactored neutron_utils#get_security_group()

    Added a sec_grp_settings (SecurityGroupSettings) object parameter
    in addition to sec_grp_name for more robust query options.

    JIRA: SNAPS-164

    Change-Id: I8bb21ff9e5e6b1f532773ca01d37964f8b47b530
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 463dc2c..27b8b1c 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 463dc2cd59bb26150f15e57a0e94fafbbf8634d4
+Subproject commit 27b8b1c246d63c14f112a99362873fe887c13c10