Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Add -y to for non-interactive ansible install

    Change-Id: I2ab00b3b6aadf9efc5bac72fcdcd9941f12f8bc9
    Signed-off-by: agardner <agardner@linuxfoundation.org>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index a40c40f..bc1fad5 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit a40c40f9c8cb37a255400aad96955150499f5964
+Subproject commit bc1fad5ce90423b34d2fa7020686e4c8c797c48b