Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Enable parser testcase"
  - Enable parser testcase

    Currently parser tescase in functest disabled, it's
    neccessary to enable it since we have tested successfully
    with the installers of fuel, apex and daisy.

    Change-Id: Ic3995cec813cc41c897b9c600b90d1fbbe8a74e2
    Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index f7348cb..7b83f22 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit f7348cba120c5bd2f4df51b1a290bea4c0d01a61
+Subproject commit 7b83f22fdb5f52cb4822c6ef09c07e8890a66ad8