Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Update test results in userguide"
  - Update test results in userguide

    JIRA: FUNCTEST-958

    Change-Id: I45fcdac6c645e52db9d664b7bd96319bbac49a63
    Signed-off-by: Linda Wang <wangwulin@huawei.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index f97acea..62a8c30 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit f97acea68b7e4be6f4c1f56214c3e2445cba5360
+Subproject commit 62a8c30ec6ddeff54bb91d54428caa0831bfd38e