Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 271281a0af7e3832810b86dd4b2b3f9c7d382b7b
  - Merge "Chaging name of rhel resource directory to rpm"
  - Chaging name of rhel resource directory to rpm

    Changing name of rhel resource directory in "resources/pkg" from rhel to rpm due to platfrom independent repository for all distributions supporting RPM packages.

    Issue-ID: OOM-2150

    Change-Id: Ie5425df8b8550c618440586b495907f86c4cc509
    Signed-off-by: Jan Benedikt <j.benedikt@partner.samsung.com>

diff --git a/docs/submodules/oom/offline-installer.git b/docs/submodules/oom/offline-installer.git
index 42e75d3..271281a 160000 (submodule)
--- a/docs/submodules/oom/offline-installer.git
+++ b/docs/submodules/oom/offline-installer.git
@@ -1 +1 @@
-Subproject commit 42e75d336da892ede39675e9d55a506a5be4ed6f
+Subproject commit 271281a0af7e3832810b86dd4b2b3f9c7d382b7b