Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 8620b2be770895ffca1385f3a8a57b9422ecf126
  - Merge "Add configurable etcd storage feature"
  - Add configurable etcd storage feature
    
    Plus the option to have etcd on tmpfs (volatile storage) for little
    bigger (maybe) speed (NOT FOR PRODUCTION DEPLOYMENT!).
    
    Issue-ID: OOM-2058
    
    Change-Id: I0bbfc4fbae7f6b46e2fae49656437cd6748efd49
    Signed-off-by: Petr OspalĂ˝ <p.ospaly@partner.samsung.com>
    
1 file changed