Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "docker: rename grafana directory"
  - docker: rename grafana directory

    Rename the grafana directory to barometer-grafana and remove references to
    docker compose from the documentation till we have a new barometer docker
    compose file.

    Change-Id: I4f64a6c10a146a39549380bb33837ae7c39cac2a
    Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index 4c5f095..143af28 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit 4c5f095d456a5f52e57f0b66ba2660d8f5f9e3d3
+Subproject commit 143af2875ab5e9d01e1ba396d294d4dc92f4560e