[RTCPeerConnection-iceConnectionState.https.html]
disabled:
if (os == 'win' and processor == 'aarch64'): https://bugzilla.mozilla.org/show_bug.cgi?id=1538283
[connection with one data channel should eventually have connected connection state]
expected: FAIL
bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1278299