Yu Watanabe 6cbf8222ca networkctl: add dhcp-lease verb to dump DHCP lease ...

This shows the DHCP message of an acquired DHCP lease.
Example:
```
$ networkctl dhcp-lease eth0
Header:
              KEY VALUE
   Hardware Type: ETHER
Hardware Address: 41:42:43:31:32:33
  Client Address: 192.0.2.123
  Server Address: 192.0.2.1

Options:
CODE NAME               DATA
   1 subnet mask        255.255.255.0
   3 router             192.0.2.1
   6 domain name server 192.0.2.1
  12 hostname           test-node
  15 domain name        lan
  28 broadcast address  192.0.2.255
  42 NTP server         192.0.2.11
                        192.0.2.12
  51 lease time         1d
  53 message type       5
  54 server identifier  192.0.2.1
  58 renewal time       11h 5min 38s
  59 rebinding time     20h 5min 38s
 119 domain search      hoge.example.com
                        foo.example.com
```

2026-05-17 21:02:20 +09:00

..

bash

networkctl: add dhcp-lease verb to dump DHCP lease

2026-05-17 21:02:20 +09:00

zsh

networkctl: add dhcp-lease verb to dump DHCP lease

2026-05-17 21:02:20 +09:00