Update git submodules

* Update docs/submodules/oom.git from branch 'elalto'
  to 5f2898d6ed31b0d3dfa91215f8722eaaaab4f84d
  - Merge "Portal certificate renewal" into elalto
  - Portal certificate renewal
    
    Issue-ID: PORTAL-878
    
    
    Change-Id: If7134e5a91940fa779bccd9f9539a896bd75cc8b
    Signed-off-by: statta <statta@research.att.com>
    
diff --git a/docs/submodules/oom.git b/docs/submodules/oom.git
index 498720c..5f2898d 160000
--- a/docs/submodules/oom.git
+++ b/docs/submodules/oom.git
@@ -1 +1 @@
-Subproject commit 498720c5ddfb6c1318eef808bd1fe90ffc8533a4
+Subproject commit 5f2898d6ed31b0d3dfa91215f8722eaaaab4f84d