Update git submodules

* Update docs/submodules/nfvbench from branch 'master'
  - Add support to use vswitch to handle V2V in PVVP SRIOV scenario
    
    1. Add support to use vswitch to handle V2V in PVVP SRIOV scenario
    2. Update nfvbenchvm to 0.5:
        (1) Update VPP to 17.10;
        (2) Update DPDK testpmd to 17.08;
        (3) Change kernel to based on longterm lineup;
    
    Change-Id: I944489579a4cd92d17075e80870bbdb32512a150
    Signed-off-by: Yichen Wang <yicwang@cisco.com>
    

1 files changed, 0 insertions, 0 deletions

diff --git a/docs/submodules/nfvbench b/docs/submodules/nfvbench
-Subproject 58d63a026082a7e3207e409d51e919f959627e5
+Subproject 1ce98c7510f810a5ee790523a0dcbf429961add