Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - docs: Adding Compass4nfv installer support details

    The following two files have been updated with info on
    deploying Barometer with Compass4nfv installer:

      docs/release/configguide/featureconfig.rst
      docs/release/configguide/postinstall.rst

    Change-Id: I99364b2e08afeee51407020149677c249ed75484
    Signed-off-by: Ramamani Yeleswarapu <ramamani.yeleswarapu@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index f04e17c..c8fb69d 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit f04e17c162ed39fed95b3823ca106d195ee62342
+Subproject commit c8fb69defcc4f33371827a2889910b940fe70123