Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Merge "Fix format error"
  - Fix format error

    Change-Id: I764c30f8b3a170e8428b3943e3341b4388fbd8a1
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index e79ae4c..984be06 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit e79ae4c30aa923b0d3a0890d092048c21b8f7bba
+Subproject commit 984be06d90caa765bf8bc035546f0e33e7784dec