this dialog isn't shown anymore and this was accepting the SAS dialog

also lower timeout so we don't wait 5s if there is no dialog

src/usecases/accept-invite.js

@@ -34,8 +34,5 @@ module.exports = async function acceptInvite(session, name) {
     const acceptInvitationLink = await session.waitAndQuery(".mx_RoomPreviewBar_join_text a:first-child");
     await acceptInvitationLink.click();
 
-    // accept e2e warning dialog
-    acceptDialogMaybe(session, "encryption");
-
     session.log.done();
 }