Update git submodules

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

    Change-Id: Ia1817db7b1eb12f4a43f3babebda963b8830c4c0

diff --git a/docs/submodules/moon b/docs/submodules/moon
index 32604da..f9a5db2 160000 (submodule)
--- a/docs/submodules/moon
+++ b/docs/submodules/moon
@@ -1 +1 @@
-Subproject commit 32604dab581f7a3587fa363022876f06ea4f3d40
+Subproject commit f9a5db2b063a1fbbb1c7f8172fc0167794aa7d2d