Update git submodules

* Update docs/submodules/music.git from branch 'master'
  to 70176081920e735e6c34b0497fdbf2e3588e1404
  - Create authentication interface
    
    Change-Id: I2172870be0056d6b050eb73c9a53c12f05360d79
    Issue-ID: MUSIC-345
    Signed-off-by: Tschaen, Brendan <ctschaen@att.com>
    
1 file changed