Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 67d99f816cc583643c35193197594cf78d8ce60a
  - Merge "PombaReqest and ServiceInstance improvements"
  - PombaReqest and ServiceInstance improvements
    
    - fix encapsulation issues
    - make object immutable
    
    Change-Id: I7f66aa7ec5e0ba63a9178ad27c8a9466f04e0869
    Issue-ID: VID-422
    Signed-off-by: Michal Kabaj <michal.kabaj@nokia.com>
    
1 file changed