client: recent changes list: remove the dash between the time and the note title from markup

src/public/app/widgets/dialogs/recent_changes.js

@@ -125,7 +125,6 @@ export default class RecentChangesDialog extends BasicWidget {
                             .text(formattedTime)
                             .attr("title", change.date)
                     )
-                    .append(' - ')
                     .append($noteLink));
             }
 

src/public/stylesheets/style.css

@@ -1305,3 +1305,7 @@ body.electron.platform-darwin:not(.native-titlebar) .tab-row-container {
     margin: 8px 10px;    
     font-size: 18px;
 }
+
+.recent-changes-content li > span:first-child::after {
+    content: " - ";
+}