Updating client dependancies except ESLint and react-router (#5253)

webapp/sass/routes/_backstage.scss

@@ -405,12 +405,12 @@
     width: 15%;
 }
 
-&.emoji-list__creator {
+.emoji-list__creator {
     padding: 15px 0px;
     width: 40%;
 }
 
-&.emoji-list__actions {
+.emoji-list__actions {
     padding: 20px 15px 20px 0px;
     width: 15%;
 }
@@ -438,4 +438,4 @@
     .emoticon {
         margin-bottom: 0;
     }
-}
+}