Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Add comments about workspace parameters

    Change-Id: I45f7547a15b66b6901cb5a298e3f097cd6d2257d
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 9222ecb..7273ca9 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 9222ecb462099f667d78494f4886d6c84f8a2310
+Subproject commit 7273ca98a91399e188af15e192be93724977fe08