Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Tag snaps-oo with 6.2 for fraser"
  - Tag snaps-oo with 6.2 for fraser

    patch 2, selected wrong SHA earlier

    Change-Id: Ibf3176a048c6e9e882cd997f3bc74ae986d7bbf8
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index ceeafff..25a6ea7 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit ceeafffbc18569b6bf289018d1a0473833373411
+Subproject commit 25a6ea70d9a042d77e0b39ba8d7ce0bc01769c73