libvfio-user has switched from cmake to meson; update the submodule for
this, and switch over to building with meson.
Signed-off-by: John Levon <john.levon@nutanix.com>
Change-Id: Ia0749590271d0b74260c9118692c21e2a82dde23
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/12640
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>