Update git submodules

* Update docs/submodules/dovetail from branch 'master'
  - Merge "add user guide for results operations on web"
  - add user guide for results operations on web

    JIRA: dovetail-471

    User can access results through the web page
    browser the public results uploaded by others or himself
    upload the results, and set this results as public or private to others

    Change-Id: I9834a670f5dff6412a0290d9a5dd729bcece2933
    Signed-off-by: grakiss <grakiss.wanglei@huawei.com>

diff --git a/docs/submodules/dovetail b/docs/submodules/dovetail
index a8d7665..47e451d 160000 (submodule)
--- a/docs/submodules/dovetail
+++ b/docs/submodules/dovetail
@@ -1 +1 @@
-Subproject commit a8d7665ca783684bc10d7c3dbbc606e30f083bc7
+Subproject commit 47e451d80dd90ba534b6cfa54b535ee8b483ece5