Update git submodules

* Update docs/submodules/daisy from branch 'master'
  - Merge "Calculate hugepage num accoding to host's memory"
  - Calculate hugepage num accoding to host's memory

    Change-Id: I49cfa3265af776e3cdea5de59096ff3257f75fb0
    Signed-off-by: Alex Yang <yangyang1@zte.com.cn>

diff --git a/docs/submodules/daisy b/docs/submodules/daisy
index a2bf973..afb9b05 160000 (submodule)
--- a/docs/submodules/daisy
+++ b/docs/submodules/daisy
@@ -1 +1 @@
-Subproject commit a2bf9736427ae6e6224cf5e629313c5069982841
+Subproject commit afb9b05fc088fdb60168a2dd25dda90b5d3ab2d3