fix i18n of label group name

src/converse-rosterview.js

@@ -545,7 +545,7 @@ converse.plugins.add('converse-rosterview', {
             render () {
                 this.el.setAttribute('data-group', this.model.get('name'));
                 this.el.innerHTML = tpl_group_header({
-                    'label_group': this.model.get('name'),
+                    'label_group': __(this.model.get('name')),
                     'desc_group_toggle': this.model.get('description'),
                     'toggle_state': this.model.get('state'),
                     '_converse': _converse

src/headless/converse-roster.js

@@ -38,11 +38,11 @@ converse.plugins.add('converse-roster', {
             'rosterInitialized',
         ]);
 
-        _converse.HEADER_CURRENT_CONTACTS =  __('My contacts');
-        _converse.HEADER_PENDING_CONTACTS = __('Pending contacts');
-        _converse.HEADER_REQUESTING_CONTACTS = __('Contact requests');
-        _converse.HEADER_UNGROUPED = __('Ungrouped');
-        _converse.HEADER_UNREAD = __('New messages');
+        _converse.HEADER_CURRENT_CONTACTS =  'My contacts';
+        _converse.HEADER_PENDING_CONTACTS = 'Pending contacts';
+        _converse.HEADER_REQUESTING_CONTACTS = 'Contact requests';
+        _converse.HEADER_UNGROUPED = 'Ungrouped';
+        _converse.HEADER_UNREAD = 'New messages';
 
         const HEADER_WEIGHTS = {};
         HEADER_WEIGHTS[_converse.HEADER_UNREAD] = 0;