Update git submodules

* Update docs/submodules/daisy from branch 'master'
  - Close upstream merge window

    Switch to upstream daisy's stable/ocata branch

    Change-Id: I5ff0b0a28a8d2f76f0cb813af8f8241175bb6054
    Signed-off-by: Zhijiang Hu <hu.zhijiang@zte.com.cn>

diff --git a/docs/submodules/daisy b/docs/submodules/daisy
index 4aab5fe..1efff0d 160000 (submodule)
--- a/docs/submodules/daisy
+++ b/docs/submodules/daisy
@@ -1 +1 @@
-Subproject commit 4aab5fede6d007aa7c934aabbe7294b793bc6087
+Subproject commit 1efff0d9d55114ba5bad95c1e21c2909edd649f5