Update git submodules

* Update openstackclient from branch 'master'
  to c1ce4acf706f6ccffe9ba201fbcf0a6d6a7a87e3
  - Dump check_osc_commands output as yaml

    This is a lot easier to read than what we were doing before.

    Change-Id: I30dbd72ef64793ce0451081e6d5bbd7ca547673e
    Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

diff --git a/openstackclient b/openstackclient
index 82a809d5ed8b62e26300bd3d6c56d4f97cf9b05a..c1ce4acf706f6ccffe9ba201fbcf0a6d6a7a87e3 160000 (submodule)
--- a/openstackclient
+++ b/openstackclient
@@ -1 +1 @@
-Subproject commit 82a809d5ed8b62e26300bd3d6c56d4f97cf9b05a
+Subproject commit c1ce4acf706f6ccffe9ba201fbcf0a6d6a7a87e3