Nmstate patch posted to upstream: https://github.com/nmstate/nmstate/pull/2183

Also waiting NetworkManager provide applying support via bug https://bugzilla.redhat.com/show_bug.cgi?id=2156385

Example yaml:


```
---
interfaces:
- name: ovs0
  type: ovs-interface
  state: up
  dpdk:
    devargs: "0000:af:00.1"
    n_rxq: 100
    n-rxq-desc: 1024
    n-txq-desc: 2048
- name: br0
  type: ovs-bridge
  state: up
  bridge:
    options:
      datapath: "netdev"
    port:
    - name: ovs0
ovs-db:
  other_config:
    dpdk-init: "true"
```

Sorry. Please ignore above comment.

Please use this yaml once NetworkManager part is done:


```
---
interfaces:
- name: ovs0
  type: ovs-interface
  state: up
  dpdk:
    devargs: "0000:af:00.1"
    n_rxq: 100
    n_rxq_desc: 1024
    n_txq_desc: 2048
- name: br0
  type: ovs-bridge
  state: up
  bridge:
    options:
      datapath: "netdev"
    port:
    - name: ovs0
ovs-db:
  other_config:
    dpdk-init: "true"
```

Patch sent to https://github.com/nmstate/nmstate/pull/2263

Just two lines trivial code changes.

Manually tested on i40e card.

Verified with:
nmstate-2.2.9-1.el9.x86_64
nispor-1.2.10-1.el9.x86_64
NetworkManager-1.43.4-1.el9.x86_64
openvswitch2.15-2.15.0-81.el9fdp.x86_64
Linux dell-per740-79.rhts.eng.pek2.redhat.com 5.14.0-289.el9.x86_64 #1 SMP PREEMPT_DYNAMIC Sun Mar 19 06:09:51 EDT 2023 x86_64 x86_64 x86_64 GNU/Linux
DISTRO=RHEL-9.3.0-20230328.0