Updated git submodules

Project: netvirt master 8b88f67504e5c3f589985259def3e03e38d43aa5

Bug 7939 - CSIT Sporadic failures - Flow(s) missing in VPNService suite on
compute node

Fix ensures that table-19 is completely cleaned up on swap, before add the
vpn and router interfaces to the bgpvpn/routervpn instance

Change-Id: I9b106492234caa80ba9b2d961bb05a728cf5af27
Signed-off-by: eupakir <kiran.n.upadhyaya@ericsson.com>
Signed-off-by: Vivekanandan Narasimhan <n.vivekanandan@ericsson.com>

diff --git a/docs/submodules/netvirt b/docs/submodules/netvirt
index 5328bb4918a807550364060de854fa09902ef508..8b88f67504e5c3f589985259def3e03e38d43aa5 160000 (submodule)
--- a/docs/submodules/netvirt
+++ b/docs/submodules/netvirt
@@ -1 +1 @@
-Subproject commit 5328bb4918a807550364060de854fa09902ef508
+Subproject commit 8b88f67504e5c3f589985259def3e03e38d43aa5