Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Merge "bugfix: error in sed expression"
  - bugfix: error in sed expression

    Refer to
    https://build.opnfv.org/ci/view/qtip/job/qtip-compute-apex-zte-virtual5-master/12/console

    Change-Id: I81991ce36a2827e614fb77ceb9276c444cc1c004
    Signed-off-by: zhihui wu <wu.zhihui1@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index 33fe72d..196517f 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit 33fe72d9e48315fc79cec9610ebfb81f5cb6047d
+Subproject commit 196517f67aea7202b71682577456d59b73759df7