Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to b42007ad4a23c3266b2762130dcc8d4c224c1226
  - Merge "Use SDNC 1.7.4 version"
  - Use SDNC 1.7.4 version
    
    Update SDNC helm charts to use version 1.7.4 (final El Alto release)
    
    Change-Id: I257ac3b4a5780f612e2bcb84950231ed07a96876
    Issue-ID: SDNC-939
    Signed-off-by: Timoney, Dan (dt5972) <dtimoney@att.com>
    
1 file changed