Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 284fbf8afb0ff784507e7b0f8b9d325e8644f67c
  - Fix download scripts to handle empty lines

    Fixing download and saving scripts to be able to ignore empty or 00D
    ending lines in lists

    Issue-ID: OOM-1818

    Change-Id: I55ef1dfbea628f8c1d4b19745536e629a2dbe0c9
    Signed-off-by: Tomáš Levora <t.levora@partner.samsung.com>

diff --git a/docs/submodules/oom/offline-installer.git b/docs/submodules/oom/offline-installer.git
index 029b36f..284fbf8 160000 (submodule)
--- a/docs/submodules/oom/offline-installer.git
+++ b/docs/submodules/oom/offline-installer.git
@@ -1 +1 @@
-Subproject commit 029b36f9f0faedc18b032ebb8c598118ff80f67b
+Subproject commit 284fbf8afb0ff784507e7b0f8b9d325e8644f67c