Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Precise Xtesting view filter

    Change-Id: Ib2488e32b766b1a3c1ec68797b9d510397517b0b
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index d1a590a..62b04f8 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit d1a590abb5d3f3e5c80cc195c7bc6438adcba62d
+Subproject commit 62b04f8c063494efb98293068d582e86ebb99555