Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Bottlenecks results dir has been changed"
  - Bottlenecks results dir has been changed

    Change-Id: I18a5b51c7c72a33db9864caf2635b2fcde3e8de6
    Signed-off-by: xudan <xudan16@huawei.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 1618296..154d28f 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 161829694fee1bd234b0e86cc4bde50debd7a3e2
+Subproject commit 154d28f15e15a1700c95443c14bb4463f5fe69ec