Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to a0c768efa4d5ed179fd5596224bf58ff5634fd39
  - Merge "Point policy images to dublin's snapshots"
  - Point policy images to dublin's snapshots
    
    Change-Id: Ib23ca0502c5d33e14509a501b5dd9b9577cfd4b8
    Issue-ID: POLICY-1520
    Signed-off-by: Jorge Hernandez <jorge.hernandez-herrero@att.com>
    
diff --git a/docs/submodules/oom.git b/docs/submodules/oom.git
index e568229..a0c768e 160000
--- a/docs/submodules/oom.git
+++ b/docs/submodules/oom.git
@@ -1 +1 @@
-Subproject commit e5682296d7c99bfa595348dbd3fa46556b1f4c3b
+Subproject commit a0c768efa4d5ed179fd5596224bf58ff5634fd39