Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Created domain object for keypairs.

    OpenStack implementation details were leaking out into the
    keypair creator.

    JIRA: SNAPS-112

    Change-Id: Idd22ca9f8ebec7b21c337ca003e01169efec34cb
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 1b79937..e05d0de 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 1b79937b151cc7cafc29d4e3e98632f6510dcdd1
+Subproject commit e05d0deffeeda87c43e746fc09cad2249f2adcc5