Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to 784fbfdf57b6e5a11aadb8e4fc2080c026f9944e
  - Merge "DNS add option for display target machine info"
  - DNS add option for display target machine info

    Add info option for displaying target machine
    configuration manual when DNS server is already
    deployed on the cluster

    Signed-off-by: Lucjan Bryndza <l.bryndza@samsung.com>
    Issue-ID: OOM-2289
    Change-Id: Ia876fd9ee51fbe852fae2f9daf8f769ff32efe46

diff --git a/docs/submodules/oom.git b/docs/submodules/oom.git
index d1711e4..784fbfd 160000 (submodule)
--- a/docs/submodules/oom.git
+++ b/docs/submodules/oom.git
@@ -1 +1 @@
-Subproject commit d1711e4a7578c68efa68937883e12b3c5d04f9d1
+Subproject commit 784fbfdf57b6e5a11aadb8e4fc2080c026f9944e