nixosTests.botamusique: satisfy pyradios dns lookup

Since pyradio 1.0 the library does a DNS lookup on import, so we add the
required hostname into /etc/hosts to satisfy that lookup.

Changed files
+4
nixos
+4
nixos/tests/botamusique.nix
···
nodes = {
machine = { config, ... }: {
+
networking.extraHosts = ''
+
127.0.0.1 all.api.radio-browser.info
+
'';
+
services.murmur = {
enable = true;
registerName = "NixOS tests";