Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 86d690963b80241f408c1668c58f3cd6a0955dcd
  - Merge "Changing doc section related to packaging"
  - Changing doc section related to packaging

    Updating build documentation with description how to use new packaging script, removing obsolete steps

    Signed-off-by: Mateusz Pilat <m.pilat@partner.samsung.com>
    Issue-ID: OOM-1932
    Change-Id: I2a51c1f836dec5942229b88379b46151f041b560

diff --git a/docs/submodules/oom/offline-installer.git b/docs/submodules/oom/offline-installer.git
index 6e372ca..86d6909 160000 (submodule)
--- a/docs/submodules/oom/offline-installer.git
+++ b/docs/submodules/oom/offline-installer.git
@@ -1 +1 @@
-Subproject commit 6e372ca61dccae5c670ba27580dc6deda075402f
+Subproject commit 86d690963b80241f408c1668c58f3cd6a0955dcd