Update git submodules

* Update docs/submodules/daisy from branch 'master'
  - Merge "ignore the git history in daisy building job"
  - ignore the git history in daisy building job

    Now the daisycloud-core is a big repo because there are some big files
    in the git history. Use "--depth 1" to reduce the amount to download.

    Change-Id: I8ce0dc6675d2239a126bcf558300f1ad45cd3fb3
    Signed-off-by: Alex Yang <yangyang1@zte.com.cn>

diff --git a/docs/submodules/daisy b/docs/submodules/daisy
index a3ef3c5..3265b49 160000 (submodule)
--- a/docs/submodules/daisy
+++ b/docs/submodules/daisy
@@ -1 +1 @@
-Subproject commit a3ef3c57cf4b6dde928896b6ea39c864490042f1
+Subproject commit 3265b49f45d31d0e83e25aa61c0c22a19b44c4bf