Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Merge "Fix hardcode dump file"
  - Fix hardcode dump file

    Change-Id: Icef12e41b5bf64987a0991a9328ee8d6f1d3b161
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 7bb2daf..50187df 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 7bb2daf779173dca9409cf5d1c87aea4fb58d776
+Subproject commit 50187dfd2c619b25a907a1ad1f66a16021c32bba