Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "docker: add openstack plugins to barometer"
  - docker: add openstack plugins to barometer

    Add the openstack plugins to the barometer docker. This just clones the source
    to make sure it's available in the container. Configuration is up to the end
    user.

    Change-Id: Iaa62be8363f95b69c76d64bed49f1453597e123b
    Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index 602e886..06f5fee 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit 602e886ab04a8c81aa8c3ff2fc4d4914a0acef71
+Subproject commit 06f5fee2ba197995afd52f78640b0358070ec687