Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "docs: Updating Compass4nfv installer support in Fraser"
  - docs: Updating Compass4nfv installer support in Fraser

    Updates the following doc with barometer-collectd container support
    as well as Grafana and InfluxDB support in Compass4nfv installer:

      docs/release/configguide/postinstall.rst

    Change-Id: Id2c7e1167b0fd99f9200510de7caaa7b25052a5f
    Signed-off-by: Ramamani Yeleswarapu <ramamani.yeleswarapu@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index 3a54ae8..ed61877 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit 3a54ae886aa7096cbea732bceaae61ae53bf18d6
+Subproject commit ed61877e2ba389ada8c4e60160b43e999f23d60b