Update git submodules

* Update docs/submodules/dovetail from branch 'master'
  to 34a5262cc5783944f43fc10869c543dec0062963
  - Fix doc link error

    Change-Id: I405acb86132eb4f430e6df63e890b404af052ec7
    Signed-off-by: xudan <xudan16@huawei.com>

diff --git a/docs/submodules/dovetail b/docs/submodules/dovetail
index abb503b..34a5262 160000 (submodule)
--- a/docs/submodules/dovetail
+++ b/docs/submodules/dovetail
@@ -1 +1 @@
-Subproject commit abb503b3091c69adaaeaa1c7a5b24712f388217a
+Subproject commit 34a5262cc5783944f43fc10869c543dec0062963