Update git submodules

* Update docs/submodules/daisy from branch 'master'
  - Merge "remove unused null value of assigned network"
  - remove unused null value of assigned network

    change 'map' reserved keyword of python to regular variable

    Change-Id: I077eca363c095d0596fcd06bbad2e442050cb264
    Signed-off-by: zhouya <zhou.ya@zte.com.cn>

diff --git a/docs/submodules/daisy b/docs/submodules/daisy
index 7e0f730..c4860a5 160000 (submodule)
--- a/docs/submodules/daisy
+++ b/docs/submodules/daisy
@@ -1 +1 @@
-Subproject commit 7e0f730d0926b5efb93fb749ddf3951266df8b9b
+Subproject commit c4860a5ba7ae7d6d3dc5dcf365e61b68d61a8265