Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Merge "Refactored port retrieval to include PortSettigs."
  - Refactored port retrieval to include PortSettigs.

    Refactored neutron_utils#get_port_by_name to get_port while
    adding in a port_settings object for more robust query options.

    JIRA: SNAPS-162

    Change-Id: I01222ad344224db94615859448ad05d8d5bc0c30
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 2ac22f4..f3bfd3d 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 2ac22f4647ab776f0c19180886bf3fc04e687368
+Subproject commit f3bfd3d092cf7122ade96b645c59101b9de3074d