Use a loop instead. Without it the script will eventually crash with a
RecursionError.
File "/usr/bin/osmo_trap2cgi.py", line 211, in conn_client
await ctrl_client(proxy, reader, writer)
File "/usr/bin/osmo_trap2cgi.py", line 202, in ctrl_client
proxy.dispatch(wr, data)
[...]
File "/usr/bin/osmo_trap2cgi.py", line 202, in ctrl_client
proxy.dispatch(wr, data)
File "/usr/bin/osmo_trap2cgi.py", line 201, in ctrl_client
[...]
RecursionError: maximum recursion depth exceeded in comparison
Change-Id: Ic909e371771f3056cb87e18793fd4225ffb90a2c
Related: SYS#4399