Update git submodules

* Update docs/submodules/optf/osdf.git from branch 'master'
  to 7d4f37c45d50c56dfe438c04dbecea3ca9f7c9d2
  - Merge "Adding Arthur as a committer"
  - Adding Arthur as a committer
    
    Issue-ID: OPTFRA-682
    Change-Id: Icfe748a5c8d1f9fcef7268822224fdd3bbc9cb1d
    Signed-off-by: Shankar Narayanan <snarayanan@research.att.com>
    
1 file changed