Update git submodules

* Update docs/submodules/releng from branch 'master'
  - [compass4nfv] Add fraser branch patch verify.

    Change-Id: I7ada19ece42905c09ea03be5dd335c9e8e441731
    Signed-off-by: wutianwei <wutianwei1@huawei.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 6437f37..62ed799 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 6437f370e393f47f384519208f70c75477ac3b0f
+Subproject commit 62ed79990453cb13a31bd9d3bc58f11b5820b094