Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to d425e37b6bf8c69511d4f726660ce2d4e6d5e77c
  - Merge "Document molecule testing"
  - Document molecule testing
    
    Documentation for Molecule testing used in offline installer.
    
    Issue-ID: OOM-1703
    
    Change-Id: I00fb74dbfcd39ce22107c981df14cb42da73808a
    Signed-off-by: Samuli Silvius <s.silvius@partner.samsung.com>
    
1 file changed