Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Disable timed dovetail danube jobs"
  - Disable timed dovetail danube jobs

    Dovetail danube jobs don't need to be triggerred every day now.
    Disable the timed trigger.
    If need, they can be triggered manually.

    Change-Id: I2f114cd17fcd27d0e34be0824be3fc0d072dbae9
    Signed-off-by: xudan <xudan16@huawei.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 69ebaf3..a328a3d 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 69ebaf3232e7616e4b31a6b9d5058660e845e81d
+Subproject commit a328a3d78645b8f7b40b58a2abd94204445b2163