Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "use Calipso verify.sh for easier control of verification"
  - use Calipso verify.sh for easier control of verification

    Change-Id: I322e04959b8ad693c6e2be59e539c3b3d9e6d7bc
    Signed-off-by: yayogev <yaronyogev@gmail.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 1ee5712..0a912f7 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 1ee5712c4535807e90111c4a675404b1e17ebab9
+Subproject commit 0a912f7e971082012563150933456fac209049a4