Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 54e2f60a8b0027f9c922eac95f5ac2f38604fde5
  - Merge "Moves LaaS Jobs to New Project"
  - Moves LaaS Jobs to New Project

    Moves all existing jobs from pharos-tools into laas

    Google storage locations are created on the fly,
    so no problem changing them.

    Change-Id: Ic3df7a261af58f3cfce0dc85ef6428c7fb0196f6
    Signed-off-by: Parker Berberian <pberberian@iol.unh.edu>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 037d520..54e2f60 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 037d520a19c80902a99c6e75f569090b96ec9b0f
+Subproject commit 54e2f60a8b0027f9c922eac95f5ac2f38604fde5