Update git submodules

* Update docs/submodules/qtip from branch 'stable/euphrates'
  - Merge "Fix script path error" into stable/euphrates
  - Fix script path error

    Change-Id: I4b0e278d25604afa2a7fae43bf95554dfa5d21ad
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>
    (cherry picked from commit 8dd33d149435611d9730a09933f040b15764c503)

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index e4dda9d..a9d9049 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit e4dda9d2fb2247ac03cddc0712c3956e8cbcd4fd
+Subproject commit a9d90493bb1eebcb08337214376ce339ccf7f5e6