Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Add listing security groups functionality

    JIRA: SNAPS-302

    Be able to list the available security groups

    Change-Id: I82e2daeb388f4eb3bc8cbc5fd02006b30b959c2f
    Signed-off-by: Manuel Buil <mbuil@suse.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index bf07de8..dc76020 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit bf07de830d7517f7173a3e8a68e1fa6dac2539da
+Subproject commit dc76020bee7085a3e2e9d1bd94e4ad7904d3b77d