Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Disable Snaps Fraser Verify Job"
  - Disable Snaps Fraser Verify Job

    As master is currently disabled, it doesn't make sense for this to be
    enabled.

    Change-Id: Ie5966e22ffdff7a585781673259775c4e6150acf
    Signed-off-by: Trevor Bramwell <tbramwell@linuxfoundation.org>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index cca211b..ef5e612 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit cca211baf9c9db618445b1cb81443410442914c3
+Subproject commit ef5e612469b7d4a03ad0ac9ffede40e8203a4f27