Add OOM offline-installer project to the doc

Change-Id: Ib6a9fa7228e609d1d27fc6074cd1990864e26bdf
Issue-ID: OOM-1672
Signed-off-by: Petr Ospalý <p.ospaly@partner.samsung.com>
diff --git a/docs/release/repolist.rst b/docs/release/repolist.rst
index e488fba..8092382 100644
--- a/docs/release/repolist.rst
+++ b/docs/release/repolist.rst
@@ -89,3 +89,4 @@
    optf/cmso <../submodules/optf/cmso.git/docs/index>
   ccsdk/apps <../submodules/ccsdk/apps.git/docs/index>
    cds <../submodules/ccsdk/cds.git/docs/index>
+   oom/offline-installer <../submodules/oom/offline-installer.git/docs/index>