add device and cross-signing public keys to rageshake info (#4097)

src/rageshake/submit-rageshake.js

@@ -96,6 +96,13 @@ export default async function sendBugReport(bugReportEndpoint, opts) {
         body.append('device_id', client.deviceId);
     }
 
+    const keys = [`ed25519:${client.getDeviceEd25519Key()}`];
+    if (client.getDeviceCurve25519Key) {
+        keys.push(`curve25519:${client.getDeviceCurve25519Key()}`);
+    }
+    body.append('device_keys', keys.join(', '));
+    body.append('cross_signing_key', client.getCrossSigningId());
+
     if (opts.label) {
         body.append('label', opts.label);
     }