Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Get rid of `changed=false` flag in test result

    Change-Id: I74c9634b708dbad82e6e4b0a04b44e16ff01ffdd
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 8522b38..0af297e 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 8522b38a1b06bfe3c334c4d70d365058b7bf03ca
+Subproject commit 0af297e4e9622cb6d040e9e30daffe1d43970aaa