Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Unify the key as testcase in result"
  - Unify the key as testcase in result

    Change-Id: I4933b013349e64a6e018938db99ecdf6d9c723da
    Signed-off-by: Linda Wang <wangwulin@huawei.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 5c95b49..35b12a9 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 5c95b492ff11f9f5373a643ad05cc23f29036d0b
+Subproject commit 35b12a96447adc11908827e6434bfe9761b46a48