Update git submodules

* Update docs/submodules/music.git from branch 'master'
  to 6aad1c6198726b0e7963db363ea0cfc28e93fcd5
  - Issue-ID: MUSIC-481. Removed commented out lines of code.
    Issue-ID: MUSIC-481. Removed commented out code. Code cleanup
    
    Change-Id: I1565f2d9312a9d6daa232074fee35577dfe197c2
    Signed-off-by: Mamtha <mamtha.sabesan@in.ibm.com>
    
1 file changed