remove methods arg to requestVerification(DM)

as it's easy to have this argument be out of sync from all
the places this is called from the js-sdk. There is also little point,
as you can already specify the methods a consumer of the js-sdk
wants to provide through the verificationMethods option when creating
the client object.

src/components/views/right_panel/UserInfo.js

@@ -157,12 +157,6 @@ async function verifyDevice(userId, device) {
             const cli = MatrixClientPeg.get();
             const verificationRequest = await cli.requestVerification(
                 userId,
-                [
-                    verificationMethods.SAS,
-                    SHOW_QR_CODE_METHOD,
-                    SCAN_QR_CODE_METHOD,
-                    verificationMethods.RECIPROCATE_QR_CODE,
-                ],
                 [device.deviceId],
             );
             dis.dispatch({