Update git submodules

Update git submodules

* Update docs/submodules/ovsdb from branch 'master'
  to f2d14686bf2ad4d8086974b2709676fde167b634
  - Add Karaf build profile

    Project local Karaf distros are handy for devs to test their work
    however is unneeded by autorelease builds and should not be released
    as part of the Simultanious Release. Add a profile that is active by
    default so that default behaviour is unchanged however allows the
    autorelease project to disable building this module.

    Issue: RELENG-86
    Change-Id: I1197b8f705c6eb77d21ac358afd53a696391b14f
    Signed-off-by: Thanh Ha <thanh.ha@linuxfoundation.org>