Only allow superuser to perform plugin actions

src/frontend/src/tables/plugin/PluginListTable.tsx

@@ -352,7 +352,10 @@ export default function PluginListTable() {
   // Determine available actions for a given plugin
   const rowActions = useCallback(
     (record: any): RowAction[] => {
-      // TODO: Plugin actions should be updated based on on the users's permissions
+      // Only superuser can perform plugin actions
+      if (!user.isSuperuser()) {
+        return [];
+      }
 
       let actions: RowAction[] = [];