doc: add example case for tuple (host, port pair) in gdb.attach
#2010
| Job | Run time |
|---|---|
| 1m 31s | |
| 1m 31s |
tuple (host, port pair) in gdb.attach
#2010
| Job | Run time |
|---|---|
| 1m 31s | |
| 1m 31s |