Update git submodules

Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to afa9fed5280ce7aab326623a3d9c865f3b02f251
  - Merge "Add screen and jq to onap_rpm.list"
  - Add screen and jq to onap_rpm.list

    Added screen and jq packages to RPM repository list.
    These packages was added as helpful tools for debugging.
    Oniguruma package is dependency for jq package.
    Issue-ID: OOM-2200

    Change-Id: I2bbd8bf75569156e845341a9766214b03401ec35
    Signed-off-by: Jan Benedikt <j.benedikt@partner.samsung.com>