Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 92aabc72d6883dda4812340e2784c5c18f96937e
  - Fix parent image names

    Change-Id: I10ba6434cb61c2e085ea533bedf16952558c8298
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 26fd48d..92aabc7 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 26fd48d4c446b4fae90dfa20ed675b8441748aab
+Subproject commit 92aabc72d6883dda4812340e2784c5c18f96937e