do not check if we have ipv6 to enable ipv6

src/settings.js

@@ -378,7 +378,8 @@ async function getIPv6Config() {
 async function setIPv6Config(enabled) {
     assert.strictEqual(typeof enabled, 'boolean');
 
-    if (enabled) await sysinfo.getServerIPv6();
+    // we don't validate if server has IPv6 intentionally. our api server could be down, maybe user assigns
+    // ipv6 later, fixed/static address is not defined yet etc
     await set(exports.IPV6_KEY, enabled ? 'enabled' : ''); // db holds string values only
     notifyChange(exports.IPV6_KEY, enabled);
 }