Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Remove sudo usage from xci-deploy"
  - Remove sudo usage from xci-deploy

    The script was refactored to don't need sudo on the
    latest versions, and the documentation is still referencing it.

    Change-Id: I7064317ab7b756a78638f7474f2944472d3a4ba2

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 3c9586d..14ac0b5 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 3c9586d2ea6e32940e9fa311de495520d26c719d
+Subproject commit 14ac0b52e383b29f63455defcf2317fa2cce01a2