Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "docker: add command to run run_collectd script on bring up"
  - docker: add command to run run_collectd script on bring up

    Change-Id: I509ee90f29115171e65b77dbba3081ae69aa0c8c
    Signed-off-by: Gordon Kelly <gordon.kelly@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index be08804..74dc15b 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit be08804509d49c3c81517693e42fd1ac3b633453
+Subproject commit 74dc15b9b5cddece882b1af8103e69ae58c8e3c7