The ip link property add/delete requires a device; but the
device argument was not show on the man page.
It is correct in the usage message.
Fixes: 3aa0e51be64b ("ip: add support for alternative name addition/deletion/list")
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
.in -8
.ti -8
-.BI "ip link property add"
+.BI "ip link property add dev " DEVICE
.RB "[ " altname
.IR NAME " .. ]"
.ti -8
-.BI "ip link property del"
+.BI "ip link property del dev " DEVICE
.RB "[ " altname
.IR NAME " .. ]"