[polari] networks: Add charset field to RusNet servers

[Florian Müllner <fmuellner src gnome org>]

commit 79d61e4e6dcaa0e0f9c3c5cc70a9ef89ce068d54
Author: Oscar <oscar shrimpton personal gmail com>
Date:   Sun Sep 23 12:28:48 2018 +0100

    networks: Add charset field to RusNet servers
    
    This fixes garbled characters when connecting to RusNet.
    
    https://gitlab.gnome.org/GNOME/polari/issues/43

 data/resources/networks.json | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/data/resources/networks.json b/data/resources/networks.json
index 5f530a4..f509c87 100644
--- a/data/resources/networks.json
+++ b/data/resources/networks.json
@@ -590,11 +590,11 @@
     "name": "RusNet",
     "id": "rusnet",
     "servers": [
-      { "ssl": false, "port": 6667, "address": "irc.tomsk.net" },
-      { "ssl": false, "port": 6667, "address": "irc.rinet.ru" },
-      { "ssl": false, "port": 6667, "address": "irc.run.net" },
-      { "ssl": false, "port": 6667, "address": "irc.ru" },
-      { "ssl": false, "port": 6667, "address": "irc.lucky.net" }
+      { "charset": "koi8-r", "ssl": false, "port": 6667, "address": "irc.tomsk.net" },
+      { "charset": "koi8-r", "ssl": false, "port": 6667, "address": "irc.rinet.ru" },
+      { "charset": "koi8-r", "ssl": false, "port": 6667, "address": "irc.run.net" },
+      { "charset": "koi8-r", "ssl": false, "port": 6667, "address": "irc.ru" },
+      { "charset": "koi8-r", "ssl": false, "port": 6667, "address": "irc.lucky.net" }
     ]
   },
   {