Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "multiarch: Modify doctor x86_64, aarch64 verify jobs"
  - multiarch: Modify doctor x86_64, aarch64 verify jobs

    Modify doctor verify jobs to run for each architecture.
    JIRA: https://jira.opnfv.org/browse/ARMBAND-305

    Change-Id: Ia25c3751ac18233290c9e98e74bc21d9dc35f27c
    Signed-off-by: Catalina Focsa <catalina.focsa@enea.com>
    Signed-off-by: Delia Popescu <delia.popescu@enea.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 1d5f84d..3641190 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 1d5f84dc69209e6bfd08e78649dcea8583c38bec
+Subproject commit 364119099b845175ffc8f386cafcd14c348e19ce