Update git submodules

* Update docs/submodules/moon from branch 'master'
  - moonv4 cleanup

    Change-Id: Icef927f3236d985ac13ff7376f6ce6314b2b39b0
    Signed-off-by: WuKong <rebirthmonkey@gmail.com>

diff --git a/docs/submodules/moon b/docs/submodules/moon
index 7a4dfdd..1100c66 160000 (submodule)
--- a/docs/submodules/moon
+++ b/docs/submodules/moon
@@ -1 +1 @@
-Subproject commit 7a4dfdde6314476ae2a1a1c881ff1e3c430f790e
+Subproject commit 1100c66ce03a059ebe7ece9734e799b49b3a5a9e