Updated git submodules

Project: netvirt master 8f47a007d35685c323b5798d15a45e04eef204d8

Fix checkstyle problems not detected by the current version

This change is required for overall move to new Checkstyle version, see
https://git.opendaylight.org/gerrit/#/q/topic:bumpCheckstyle

Change-Id: I8f9c20211a2936cf964f2cf51f8e41ffa180bb07
Signed-off-by: David Suarez <david.suarez.fuentes@ericsson.com>
Signed-off-by: Sam Hague <shague@redhat.com>

diff --git a/docs/submodules/netvirt b/docs/submodules/netvirt
index 659799e0a9b52c27b897fdff5f2664dc5218daa2..8f47a007d35685c323b5798d15a45e04eef204d8 160000 (submodule)
--- a/docs/submodules/netvirt
+++ b/docs/submodules/netvirt
@@ -1 +1 @@
-Subproject commit 659799e0a9b52c27b897fdff5f2664dc5218daa2
+Subproject commit 8f47a007d35685c323b5798d15a45e04eef204d8