Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[Compass4nfv] collect the logs and upload to artifact"
  - [Compass4nfv] collect the logs and upload to artifact

    JIRA: COMPASS-579
    Add a job to collect log and upload. what the job do
    1. run collect-log.sh to get log from rsyslog container
    2. copy log.tar.gz from compass-tasks to jumphost
    3. upload the log.tar.gz to artifact

    Change-Id: Ic2244e33e7ae4b7aa71e15af741191c850982053
    Signed-off-by: wutianwei <wutianwei1@huawei.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index c592bdf..855adfd 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit c592bdf51b90bf2ce827b08a3586d97c833ec9f5
+Subproject commit 855adfd1aaa1dbdd4886b17b86cc39ef36c4c068