This drops spurious lines in `networkctl status` for unmanaged interfaces.
Before:
```
$ networkctl status --lines 0 lo
● 1: lo
Link File: n/a
Network File: n/a
Type: loopback
State: carrier (unmanaged)
Online state: unknown
HW Address: 00:00:00:00:00:00
MTU: 65536
QDisc: noqueue
IPv6 Address Generation Mode: eui64
Queue Length (Tx/Rx): 1/1
Address: 127.0.0.1
::1
Activation Policy: up
Required For Online: yes
```
After:
```
$ networkctl status --lines 0 lo
● 1: lo
Link File: n/a
Network File: n/a
State: carrier (unmanaged)
Online state: unknown
Type: loopback
Hardware Address: 00:00:00:00:00:00
MTU: 65536
QDisc: noqueue
IPv6 Address Generation Mode: eui64
Number of Queues (Tx/Rx): 1/1
Address: 127.0.0.1
::1
```
That is, the lines for Activation Policy and Required For Online are
dropped.
System and Service Manager
Details
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Stable branches with backported patches are available in the stable repo.
