Internet disconnecting is not handled

[zzzkk]

Reproduction steps:

• user is connected with dapp
• user turns off the internet (WiFi/mobile)

Result:

• memory consumption starts to increase

console logs (in loop):

TCP Conn 0x28b686680 Failed : error 0:50 [50]
nw_connection_get_connected_socket [C31539] Client called nw_connection_get_connected_socket on unconnected nw_connection