update turn servers

ts/session/utils/CallManager.ts

@@ -105,8 +105,38 @@ const configuration: RTCConfiguration = {
   iceServers: [
     {
       urls: 'turn:freyr.getsession.org',
-      username: 'session',
-      credential: 'session',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:fenrir.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:frigg.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:angus.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:hereford.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:holstein.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
+    },
+    {
+      urls: 'turn:brahman.getsession.org',
+      username: 'session202111',
+      credential: '053c268164bc7bd7',
     },
   ],
   // iceTransportPolicy: 'relay', // for now, this cause the connection to break after 30-40 sec if we enable this