Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "Local Documentation Builds"
  - Local Documentation Builds

        This adds configuration for performing local documentation builds
        with the following simple command:

        tox -e docs

    Change-Id: Id07d11951e9fb4812737574884ff505bf536b221
    Signed-off-by: Aric Gardner <agardner@linuxfoundation.org>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index e7f7e92..ec05bfd 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit e7f7e9226f2370afe0d57b4c43c5bfe4bf30a942
+Subproject commit ec05bfdf4721bec6abab0b912cee721c5cc54e1d