Update git submodules

* Update docs/submodules/dovetail from branch 'master'
  - Merge "fix judgement for https+no credential case"
  - fix judgement for https+no credential case

    Change-Id: Id3d4e9af04f1882f69b8c9fe588355d76ad001c4
    Signed-off-by: MatthewLi <matthew.lijun@huawei.com>

diff --git a/docs/submodules/dovetail b/docs/submodules/dovetail
index 041a51d..9de3050 160000 (submodule)
--- a/docs/submodules/dovetail
+++ b/docs/submodules/dovetail
@@ -1 +1 @@
-Subproject commit 041a51d6d3ba5f2d9eabcf3501abb9af30ebc394
+Subproject commit 9de3050873909448d675a47326cd4f153a47bef2