Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "Updated from global requirements"
  - Updated from global requirements

    Change-Id: I6661b7980e417b9544554b789e28fd07b7e4ed7b
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index 1ff5c22..3a9af2b 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit 1ff5c221b795245cd77fff9b2d0387b7146f8fe9
+Subproject commit 3a9af2b390664cd903e2f8080c3dbecd6f11bb0a