Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Merge "Fix workspace creator"
  - Fix workspace creator

    - handle relative path in workspace
    - handle differences between installers
    - create working directories

    Change-Id: I5fbe66c1218c29db0fafd87085a6cf5c15a91dc5
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 1227dc7..441dea3 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 1227dc7e737e9946f316c7693232a9f5cbe166ed
+Subproject commit 441dea324dc2442b746528e0337a539c18b85b2f