Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 7168a9a9e41d9aa1c2b5a69e0886893038b8bc68
  - Updating instructions for vFWCL on ElAlto

    Commit contains also some patch files due to POLICY-2191,
    this is expected to be removed shortly after new drools image is
    created.

    Issue-ID: OOM-1996

    Change-Id: Ia2db50fc6dc66ea0c7598d6859eb08007b59a0b9
    Signed-off-by: Michal Ptacek <m.ptacek@partner.samsung.com>

diff --git a/docs/submodules/oom/offline-installer.git b/docs/submodules/oom/offline-installer.git
index f2ae9b1..7168a9a 160000 (submodule)
--- a/docs/submodules/oom/offline-installer.git
+++ b/docs/submodules/oom/offline-installer.git
@@ -1 +1 @@
-Subproject commit f2ae9b14e2b49e537cf87a4409912377f00bc471
+Subproject commit 7168a9a9e41d9aa1c2b5a69e0886893038b8bc68