Update git submodules

* Update docs/submodules/yardstick from branch 'master'
  - Merge "base: remove redudant ip_to_convert"
  - base: remove redudant ip_to_convert

    remove extra newline as well

    Change-Id: I9038621720c40802aa041bad66007b38070cb26e
    Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>

diff --git a/docs/submodules/yardstick b/docs/submodules/yardstick
index f5a8fa6..deccb02 160000 (submodule)
--- a/docs/submodules/yardstick
+++ b/docs/submodules/yardstick
@@ -1 +1 @@
-Subproject commit f5a8fa6c702edbb6cf77d55ef1a169a81bb7b83a
+Subproject commit deccb02a8adabe609c2e903ce9f60e8b39db6c29