Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to 89dbe9d9ae64e238a602c6aa13564895c231dba3
  - Merge "Changing keystore to trustore in policy"
  - Changing keystore to trustore in policy

    Casablanca policy is using different file as its keystore.
    We need to adjust our patch accordingly

    Issue-ID: OOM-1727

    Change-Id: I67cb3f098a8e56467594832050dbc2c66dbe124c
    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 644d03a..89dbe9d 160000 (submodule)
--- a/docs/submodules/oom/offline-installer.git
+++ b/docs/submodules/oom/offline-installer.git
@@ -1 +1 @@
-Subproject commit 644d03aeb7e5e68187ab952c752b7d5e818864f7
+Subproject commit 89dbe9d9ae64e238a602c6aa13564895c231dba3