Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Remove the image for orchestra tests

    Change-Id: I80797fc08c03795c6e1ec604306f77da7ecefc19
    Signed-off-by: Linda Wang <wangwulin@huawei.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 0c22a8b..09e3ded 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 0c22a8bd5f66753c2ff608c2f72fd552e140f2a5
+Subproject commit 09e3dedbb5807bc1223553f57a87696f51c83e99