Update git submodules

* Update docs/submodules/releng from branch 'master'
  - xci: Set CI_LOOP, FUNCTEST_MODE, and FUNCTEST_SUITE_NAME in jobs

    These variables are needed for displaying details of functest run.
    Apart from that and more importantly, FUNCTEST_SUITE_NAME will be
    important for adjusting the criteria for verifying and promoting
    scenarios.

    Change-Id: I7a3c82c6babc4d5e057b26fda697e9fc969c8526
    Signed-off-by: Fatih Degirmenci <fdegir@gmail.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index f231407..82bc3cf 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit f231407a590ec0351215312821b987fc63d54c60
+Subproject commit 82bc3cf5f732a053175533acf5fc105a81a63681