Update git submodules

* Update docs/submodules/pharos from branch 'master'
  - Fix yamllint warning for daisy template

    Change-Id: I4b9a9a569d22570f027a49bc31736f6787177171
    Signed-off-by: Alex Yang <yangyang1@zte.com.cn>

diff --git a/docs/submodules/pharos b/docs/submodules/pharos
index af9e2a9..9dc4b8a 160000 (submodule)
--- a/docs/submodules/pharos
+++ b/docs/submodules/pharos
@@ -1 +1 @@
-Subproject commit af9e2a904ad7f1e44ba26cf9cebbc8bb3f7d8842
+Subproject commit 9dc4b8a7ce78de4b71457841e23dd2120e995c06