Update git submodules

* Update docs/submodules/moon from branch 'master'
  - Merge "create moon python unit test docker image"
  - create moon python unit test docker image

    Change-Id: I91c7103ca046a67c3cefadbd9ca6eca52cfbc0cf
    Signed-off-by: RHE <rebirthmonkey@gmail.com>

diff --git a/docs/submodules/moon b/docs/submodules/moon
index 7a8c682..60f88d9 160000 (submodule)
--- a/docs/submodules/moon
+++ b/docs/submodules/moon
@@ -1 +1 @@
-Subproject commit 7a8c6828a170d001e905a108b7f873497cdefa88
+Subproject commit 60f88d9bbadc96ff434071cab070933f41220e21