Update git submodules

* Update docs/submodules/pharos from branch 'master'
  - Merge "Adding reclass sections to idf-pod1 file"
  - Adding reclass sections to idf-pod1 file

    reclass section is necessary to setup hugepages
    size to 2M per hugepage as the defaults are 1G
    which are not supported by thunderx. Plus adding
    ntp servers to unh-pod1

    Change-Id: I9cd2a8105032035a519411b80f95675a997a1fbd
    Signed-off-by: Paul Vaduva <Paul.Vaduva@enea.com>

diff --git a/docs/submodules/pharos b/docs/submodules/pharos
index f0ca42b..16db9bd 160000 (submodule)
--- a/docs/submodules/pharos
+++ b/docs/submodules/pharos
@@ -1 +1 @@
-Subproject commit f0ca42b5b2284e2bdbaa3b881bd55dd85ffb8728
+Subproject commit 16db9bd020a0b399f46878bb9a966432e82dddcb