Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 63750134d02b6cdf34172afa055e44f65025fbc7
  - Merge ".gitignore for Molecule testing"
  - .gitignore for Molecule testing
    
    Issue-ID: OOM-1748
    
    Change-Id: Ie1558112d6d2af2c77f9f9d0a142d417b3269589
    Signed-off-by: Samuli Silvius <s.silvius@partner.samsung.com>
    
1 file changed