network: allow longer timeouts in _run_new_interface

On Windows box with weird networking setup (VPN, no IPv6, many DNS nameservers
but only some working well), the previous timeouts were too low: they were
reached due to DNS resolution.

related: #4421

electrum/network.py

@@ -734,7 +734,8 @@ class Network(PrintError):
     @log_exceptions
     async def _run_new_interface(self, server):
         interface = Interface(self, server, self.proxy)
-        timeout = self.get_network_timeout_seconds(NetworkTimeout.Urgent)
+        # note: using longer timeouts here as DNS can sometimes be slow!
+        timeout = self.get_network_timeout_seconds(NetworkTimeout.Generic)
         try:
             await asyncio.wait_for(interface.ready, timeout)
         except BaseException as e: