Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - delete the code which will not included in Fraser

    - legacy code
    - the function of network test isn't completed.
    - outdated documents

    Change-Id: Id59d35f6985d876ef09aef0845dde38ae19b589a
    Signed-off-by: zhihui wu <wu.zhihui1@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 357bffc..b340300 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 357bffcd84ad61d1421eb8b63cdc549d69d365a7
+Subproject commit b34030013f9af4c40fd79850a85957c842e76595