dpdk: move submodule to latest commit

Pull the following:
"config: comment out vhost"
"config: allow the shared library to be built."

Change-Id: I9ca1c2a52a33954bb4c51b1ed4a3c23c89bfa42d
Signed-off-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460531


Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>