fix restricted indicator icon (#29571)

* fix restricted indicator icon

* fix linter

* fix linter again

webapp/channels/src/components/widgets/menu/menu_items/restricted_indicator.scss

@@ -3,8 +3,8 @@
 
 .RestrictedIndicator__icon-tooltip-container {
     display: flex;
-    height: 100%;
     flex: 1;
+    align-items: center;
     align-self: stretch;
     padding: 0 10px;