Bug 1525122 - Fix so log viewer more quickly jumps to selected line

ui/logviewer/App.jsx

@@ -231,7 +231,6 @@ class App extends React.PureComponent {
             <div className="log-contents flex-fill">
               <LazyLog
                 url={rawLogUrl}
-                stream
                 scrollToLine={highlight ? highlight[0] : 0}
                 highlight={highlight}
                 selectableLines