Update git submodules

* Update docs/submodules/oom.git from branch 'dublin'
  to 20fa2f2b1f682c3c59f98d230684d81a592283f0
  - Enforcement of kube-version constraint

    Issue-ID: OOM-2076

    Signed-off-by: Akansha Dua <akansha.dua@amdocs.com>
    Change-Id: Iefb0420022e9398f98e14edb3f208996a83d6cde

  - Fix .gitreview (branch=dublin)

    Else git rebase fails.

    Issue-ID: DOC-505

    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
    Change-Id: Ie083cef00474c1df871281a19b453e8c5483e962

diff --git a/docs/submodules/oom.git b/docs/submodules/oom.git
index a4e1ea7..20fa2f2 160000 (submodule)
--- a/docs/submodules/oom.git
+++ b/docs/submodules/oom.git
@@ -1 +1 @@
-Subproject commit a4e1ea7542d466680d300fc736a0a9f7e4d88408
+Subproject commit 20fa2f2b1f682c3c59f98d230684d81a592283f0